* Translate GLSL IR to TGSI.
*/
-#include <stdio.h>
-#include "main/compiler.h"
-#include "ir.h"
-#include "ir_visitor.h"
-#include "ir_expression_flattening.h"
-#include "glsl_types.h"
+#include "st_glsl_to_tgsi.h"
+
#include "glsl_parser_extras.h"
-#include "../glsl/program.h"
#include "ir_optimization.h"
-#include "ast.h"
-#include "main/mtypes.h"
+#include "main/errors.h"
#include "main/shaderobj.h"
#include "main/uniforms.h"
-#include "program/hash_table.h"
-
-extern "C" {
#include "main/shaderapi.h"
#include "program/prog_instruction.h"
-#include "program/prog_optimize.h"
-#include "program/prog_print.h"
-#include "program/program.h"
-#include "program/prog_parameter.h"
#include "program/sampler.h"
-#include "pipe/p_compiler.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
-#include "pipe/p_shader_tokens.h"
-#include "pipe/p_state.h"
-#include "util/u_math.h"
#include "tgsi/tgsi_ureg.h"
#include "tgsi/tgsi_info.h"
-#include "st_context.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
#include "st_program.h"
-#include "st_glsl_to_tgsi.h"
#include "st_mesa_to_tgsi.h"
-}
+
#define PROGRAM_IMMEDIATE PROGRAM_FILE_MAX
#define PROGRAM_ANY_CONST ((1 << PROGRAM_STATE_VAR) | \
(1 << PROGRAM_CONSTANT) | \
(1 << PROGRAM_UNIFORM))
-/**
- * Maximum number of temporary registers.
- *
- * It is too big for stack allocated arrays -- it will cause stack overflow on
- * Windows and likely Mac OS X.
- */
-#define MAX_TEMPS 4096
-
-/**
- * Maximum number of arrays
- */
-#define MAX_ARRAYS 256
-
-/* will be 4 for GLSL 4.00 */
-#define MAX_GLSL_TEXTURE_OFFSET 1
+#define MAX_GLSL_TEXTURE_OFFSET 4
class st_src_reg;
class st_dst_reg;
this->reladdr = NULL;
this->reladdr2 = NULL;
this->has_index2 = false;
+ this->double_reg2 = false;
+ this->array_id = 0;
}
st_src_reg(gl_register_file file, int index, int type)
this->reladdr = NULL;
this->reladdr2 = NULL;
this->has_index2 = false;
+ this->double_reg2 = false;
+ this->array_id = 0;
}
st_src_reg(gl_register_file file, int index, int type, int index2D)
this->reladdr = NULL;
this->reladdr2 = NULL;
this->has_index2 = false;
+ this->double_reg2 = false;
+ this->array_id = 0;
}
st_src_reg()
this->reladdr = NULL;
this->reladdr2 = NULL;
this->has_index2 = false;
+ this->double_reg2 = false;
+ this->array_id = 0;
}
explicit st_src_reg(st_dst_reg reg);
st_src_reg *reladdr;
st_src_reg *reladdr2;
bool has_index2;
+ /*
+ * Is this the second half of a double register pair?
+ * currently used for input mapping only.
+ */
+ bool double_reg2;
+ unsigned array_id;
};
class st_dst_reg {
{
this->file = file;
this->index = index;
+ this->index2D = 0;
this->writemask = writemask;
this->cond_mask = COND_TR;
this->reladdr = NULL;
+ this->reladdr2 = NULL;
+ this->has_index2 = false;
this->type = type;
+ this->array_id = 0;
}
st_dst_reg(gl_register_file file, int writemask, int type)
{
this->file = file;
this->index = 0;
+ this->index2D = 0;
this->writemask = writemask;
this->cond_mask = COND_TR;
this->reladdr = NULL;
+ this->reladdr2 = NULL;
+ this->has_index2 = false;
this->type = type;
+ this->array_id = 0;
}
st_dst_reg()
this->type = GLSL_TYPE_ERROR;
this->file = PROGRAM_UNDEFINED;
this->index = 0;
+ this->index2D = 0;
this->writemask = 0;
this->cond_mask = COND_TR;
this->reladdr = NULL;
+ this->reladdr2 = NULL;
+ this->has_index2 = false;
+ this->array_id = 0;
}
explicit st_dst_reg(st_src_reg reg);
gl_register_file file; /**< PROGRAM_* from Mesa */
int index; /**< temporary index, VERT_ATTRIB_*, VARYING_SLOT_*, etc. */
+ int index2D;
int writemask; /**< Bitfield of WRITEMASK_[XYZW] */
GLuint cond_mask:4;
int type; /** GLSL_TYPE_* from GLSL IR (enum glsl_base_type) */
/** Register index should be offset by the integer in this reg. */
st_src_reg *reladdr;
+ st_src_reg *reladdr2;
+ bool has_index2;
+ unsigned array_id;
};
st_src_reg::st_src_reg(st_dst_reg reg)
this->swizzle = SWIZZLE_XYZW;
this->negate = 0;
this->reladdr = reg.reladdr;
- this->index2D = 0;
- this->reladdr2 = NULL;
- this->has_index2 = false;
+ this->index2D = reg.index2D;
+ this->reladdr2 = reg.reladdr2;
+ this->has_index2 = reg.has_index2;
+ this->double_reg2 = false;
+ this->array_id = reg.array_id;
}
st_dst_reg::st_dst_reg(st_src_reg reg)
this->writemask = WRITEMASK_XYZW;
this->cond_mask = COND_TR;
this->reladdr = reg.reladdr;
+ this->index2D = reg.index2D;
+ this->reladdr2 = reg.reladdr2;
+ this->has_index2 = reg.has_index2;
+ this->array_id = reg.array_id;
}
class glsl_to_tgsi_instruction : public exec_node {
DECLARE_RALLOC_CXX_OPERATORS(glsl_to_tgsi_instruction)
unsigned op;
- st_dst_reg dst;
- st_src_reg src[3];
+ st_dst_reg dst[2];
+ st_src_reg src[4];
/** Pointer to the ir source this tree came from for debugging */
ir_instruction *ir;
GLboolean cond_update;
bool saturate;
- int sampler; /**< sampler index */
+ st_src_reg sampler; /**< sampler register */
+ int sampler_array_size; /**< 1-based size of sampler array, 1 if not array */
int tex_target; /**< One of TEXTURE_*_INDEX */
+ glsl_base_type tex_type;
GLboolean tex_shadow;
- struct tgsi_texture_offset tex_offsets[MAX_GLSL_TEXTURE_OFFSET];
+
+ st_src_reg tex_offsets[MAX_GLSL_TEXTURE_OFFSET];
unsigned tex_offset_num_offset;
int dead_mask; /**< Used in dead code elimination */
class function_entry *function; /* Set on TGSI_OPCODE_CAL or TGSI_OPCODE_BGNSUB */
+ const struct tgsi_opcode_info *info;
};
class variable_storage : public exec_node {
public:
- variable_storage(ir_variable *var, gl_register_file file, int index)
- : file(file), index(index), var(var)
+ variable_storage(ir_variable *var, gl_register_file file, int index,
+ unsigned array_id = 0)
+ : file(file), index(index), var(var), array_id(array_id)
{
/* empty */
}
gl_register_file file;
int index;
ir_variable *var; /* variable that maps to this, if any */
+ unsigned array_id;
};
class immediate_storage : public exec_node {
public:
- immediate_storage(gl_constant_value *values, int size, int type)
+ immediate_storage(gl_constant_value *values, int size32, int type)
{
- memcpy(this->values, values, size * sizeof(gl_constant_value));
- this->size = size;
+ memcpy(this->values, values, size32 * sizeof(gl_constant_value));
+ this->size32 = size32;
this->type = type;
}
-
+
+ /* doubles are stored across 2 gl_constant_values */
gl_constant_value values[4];
- int size; /**< Number of components (1-4) */
- int type; /**< GL_FLOAT, GL_INT, GL_BOOL, or GL_UNSIGNED_INT */
+ int size32; /**< Number of 32-bit components (1-4) */
+ int type; /**< GL_DOUBLE, GL_FLOAT, GL_INT, GL_BOOL, or GL_UNSIGNED_INT */
};
class function_entry : public exec_node {
st_src_reg return_reg;
};
+static st_src_reg undef_src = st_src_reg(PROGRAM_UNDEFINED, 0, GLSL_TYPE_ERROR);
+static st_dst_reg undef_dst = st_dst_reg(PROGRAM_UNDEFINED, SWIZZLE_NOOP, GLSL_TYPE_ERROR);
+
+struct array_decl {
+ unsigned mesa_index;
+ unsigned array_id;
+ unsigned array_size;
+};
+
+struct rename_reg_pair {
+ int old_reg;
+ int new_reg;
+};
+
struct glsl_to_tgsi_visitor : public ir_visitor {
public:
glsl_to_tgsi_visitor();
struct gl_context *ctx;
struct gl_program *prog;
struct gl_shader_program *shader_program;
+ struct gl_shader *shader;
struct gl_shader_compiler_options *options;
int next_temp;
- unsigned array_sizes[MAX_ARRAYS];
+ unsigned *array_sizes;
+ unsigned max_num_arrays;
unsigned next_array;
+ struct array_decl input_arrays[PIPE_MAX_SHADER_INPUTS];
+ unsigned num_input_arrays;
+ struct array_decl output_arrays[PIPE_MAX_SHADER_OUTPUTS];
+ unsigned num_output_arrays;
+
int num_address_regs;
int samplers_used;
+ glsl_base_type sampler_types[PIPE_MAX_SAMPLERS];
+ int sampler_targets[PIPE_MAX_SAMPLERS]; /**< One of TGSI_TEXTURE_* */
bool indirect_addr_consts;
-
+ int wpos_transform_const;
+
int glsl_version;
bool native_integers;
bool have_sqrt;
+ bool have_fma;
variable_storage *find_variable_storage(ir_variable *var);
- int add_constant(gl_register_file file, gl_constant_value values[4],
+ int add_constant(gl_register_file file, gl_constant_value values[8],
int size, int datatype, GLuint *swizzle_out);
function_entry *get_function_signature(ir_function_signature *sig);
st_src_reg get_temp(const glsl_type *type);
void reladdr_to_temp(ir_instruction *ir, st_src_reg *reg, int *num_reladdr);
+ st_src_reg st_src_reg_for_double(double val);
st_src_reg st_src_reg_for_float(float val);
st_src_reg st_src_reg_for_int(int val);
st_src_reg st_src_reg_for_type(int type, int val);
virtual void visit(ir_if *);
virtual void visit(ir_emit_vertex *);
virtual void visit(ir_end_primitive *);
+ virtual void visit(ir_barrier *);
/*@}*/
st_src_reg result;
/** List of glsl_to_tgsi_instruction */
exec_list instructions;
- glsl_to_tgsi_instruction *emit(ir_instruction *ir, unsigned op);
-
- glsl_to_tgsi_instruction *emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0);
+ glsl_to_tgsi_instruction *emit_asm(ir_instruction *ir, unsigned op,
+ st_dst_reg dst = undef_dst,
+ st_src_reg src0 = undef_src,
+ st_src_reg src1 = undef_src,
+ st_src_reg src2 = undef_src,
+ st_src_reg src3 = undef_src);
- glsl_to_tgsi_instruction *emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0, st_src_reg src1);
+ glsl_to_tgsi_instruction *emit_asm(ir_instruction *ir, unsigned op,
+ st_dst_reg dst, st_dst_reg dst1,
+ st_src_reg src0 = undef_src,
+ st_src_reg src1 = undef_src,
+ st_src_reg src2 = undef_src,
+ st_src_reg src3 = undef_src);
- glsl_to_tgsi_instruction *emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst,
- st_src_reg src0, st_src_reg src1, st_src_reg src2);
-
unsigned get_opcode(ir_instruction *ir, unsigned op,
st_dst_reg dst,
st_src_reg src0, st_src_reg src1);
unsigned elements);
void emit_scalar(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0);
+ st_dst_reg dst, st_src_reg src0);
void emit_scalar(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0, st_src_reg src1);
+ st_dst_reg dst, st_src_reg src0, st_src_reg src1);
void emit_arl(ir_instruction *ir, st_dst_reg dst, st_src_reg src0);
- void emit_scs(ir_instruction *ir, unsigned op,
- st_dst_reg dst, const st_src_reg &src);
-
bool try_emit_mad(ir_expression *ir,
int mul_operand);
bool try_emit_mad_for_and_not(ir_expression *ir,
int mul_operand);
- bool try_emit_sat(ir_expression *ir);
void emit_swz(ir_expression *ir);
void simplify_cmp(void);
- void rename_temp_register(int index, int new_index);
- int get_first_temp_read(int index);
- int get_first_temp_write(int index);
- int get_last_temp_read(int index);
- int get_last_temp_write(int index);
+ void rename_temp_registers(int num_renames, struct rename_reg_pair *renames);
+ void get_first_temp_read(int *first_reads);
+ void get_last_temp_read_first_temp_write(int *last_reads, int *first_writes);
+ void get_last_temp_write(int *last_writes);
void copy_propagate(void);
- void eliminate_dead_code(void);
- int eliminate_dead_code_advanced(void);
+ int eliminate_dead_code(void);
+
+ void merge_two_dsts(void);
void merge_registers(void);
void renumber_registers(void);
void emit_block_mov(ir_assignment *ir, const struct glsl_type *type,
- st_dst_reg *l, st_src_reg *r);
+ st_dst_reg *l, st_src_reg *r,
+ st_src_reg *cond, bool cond_swap);
void *mem_ctx;
};
-static st_src_reg undef_src = st_src_reg(PROGRAM_UNDEFINED, 0, GLSL_TYPE_ERROR);
-
-static st_dst_reg undef_dst = st_dst_reg(PROGRAM_UNDEFINED, SWIZZLE_NOOP, GLSL_TYPE_ERROR);
-
static st_dst_reg address_reg = st_dst_reg(PROGRAM_ADDRESS, WRITEMASK_X, GLSL_TYPE_FLOAT, 0);
static st_dst_reg address_reg2 = st_dst_reg(PROGRAM_ADDRESS, WRITEMASK_X, GLSL_TYPE_FLOAT, 1);
+static st_dst_reg sampler_reladdr = st_dst_reg(PROGRAM_ADDRESS, WRITEMASK_X, GLSL_TYPE_FLOAT, 2);
static void
fail_link(struct gl_shader_program *prog, const char *fmt, ...) PRINTFLIKE(2, 3);
static int
swizzle_for_size(int size)
{
- int size_swizzles[4] = {
+ static const int size_swizzles[4] = {
MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_X, SWIZZLE_X, SWIZZLE_X),
MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Y, SWIZZLE_Y),
MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_Z),
return size_swizzles[size - 1];
}
-static bool
-is_tex_instruction(unsigned opcode)
-{
- const tgsi_opcode_info* info = tgsi_get_opcode_info(opcode);
- return info->is_tex;
-}
-
static unsigned
-num_inst_dst_regs(unsigned opcode)
+num_inst_dst_regs(const glsl_to_tgsi_instruction *op)
{
- const tgsi_opcode_info* info = tgsi_get_opcode_info(opcode);
- return info->num_dst;
+ return op->info->num_dst;
}
static unsigned
-num_inst_src_regs(unsigned opcode)
+num_inst_src_regs(const glsl_to_tgsi_instruction *op)
{
- const tgsi_opcode_info* info = tgsi_get_opcode_info(opcode);
- return info->is_tex ? info->num_src - 1 : info->num_src;
+ return op->info->is_tex ? op->info->num_src - 1 : op->info->num_src;
}
glsl_to_tgsi_instruction *
-glsl_to_tgsi_visitor::emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst,
- st_src_reg src0, st_src_reg src1, st_src_reg src2)
+glsl_to_tgsi_visitor::emit_asm(ir_instruction *ir, unsigned op,
+ st_dst_reg dst, st_dst_reg dst1,
+ st_src_reg src0, st_src_reg src1,
+ st_src_reg src2, st_src_reg src3)
{
glsl_to_tgsi_instruction *inst = new(mem_ctx) glsl_to_tgsi_instruction();
- int num_reladdr = 0, i;
-
+ int num_reladdr = 0, i, j;
+
op = get_opcode(ir, op, dst, src0, src1);
/* If we have to do relative addressing, we want to load the ARL
* reg directly for one of the regs, and preload the other reladdr
* sources into temps.
*/
- num_reladdr += dst.reladdr != NULL;
+ num_reladdr += dst.reladdr != NULL || dst.reladdr2;
+ num_reladdr += dst1.reladdr != NULL || dst1.reladdr2;
num_reladdr += src0.reladdr != NULL || src0.reladdr2 != NULL;
num_reladdr += src1.reladdr != NULL || src1.reladdr2 != NULL;
num_reladdr += src2.reladdr != NULL || src2.reladdr2 != NULL;
+ num_reladdr += src3.reladdr != NULL || src3.reladdr2 != NULL;
+ reladdr_to_temp(ir, &src3, &num_reladdr);
reladdr_to_temp(ir, &src2, &num_reladdr);
reladdr_to_temp(ir, &src1, &num_reladdr);
reladdr_to_temp(ir, &src0, &num_reladdr);
- if (dst.reladdr) {
- emit_arl(ir, address_reg, *dst.reladdr);
+ if (dst.reladdr || dst.reladdr2) {
+ if (dst.reladdr)
+ emit_arl(ir, address_reg, *dst.reladdr);
+ if (dst.reladdr2)
+ emit_arl(ir, address_reg2, *dst.reladdr2);
+ num_reladdr--;
+ }
+ if (dst1.reladdr) {
+ emit_arl(ir, address_reg, *dst1.reladdr);
num_reladdr--;
}
assert(num_reladdr == 0);
inst->op = op;
- inst->dst = dst;
+ inst->info = tgsi_get_opcode_info(op);
+ inst->dst[0] = dst;
+ inst->dst[1] = dst1;
inst->src[0] = src0;
inst->src[1] = src1;
inst->src[2] = src2;
+ inst->src[3] = src3;
inst->ir = ir;
inst->dead_mask = 0;
+ /* default to float, for paths where this is not initialized
+ * (since 0==UINT which is likely wrong):
+ */
+ inst->tex_type = GLSL_TYPE_FLOAT;
inst->function = NULL;
-
+
/* Update indirect addressing status used by TGSI */
- if (dst.reladdr) {
+ if (dst.reladdr || dst.reladdr2) {
switch(dst.file) {
case PROGRAM_STATE_VAR:
case PROGRAM_CONSTANT:
}
}
else {
- for (i=0; i<3; i++) {
+ for (i = 0; i < 4; i++) {
if(inst->src[i].reladdr) {
switch(inst->src[i].file) {
case PROGRAM_STATE_VAR:
this->instructions.push_tail(inst);
- return inst;
-}
+ /*
+ * This section contains the double processing.
+ * GLSL just represents doubles as single channel values,
+ * however most HW and TGSI represent doubles as pairs of register channels.
+ *
+ * so we have to fixup destination writemask/index and src swizzle/indexes.
+ * dest writemasks need to translate from single channel write mask
+ * to a dual-channel writemask, but also need to modify the index,
+ * if we are touching the Z,W fields in the pre-translated writemask.
+ *
+ * src channels have similiar index modifications along with swizzle
+ * changes to we pick the XY, ZW pairs from the correct index.
+ *
+ * GLSL [0].x -> TGSI [0].xy
+ * GLSL [0].y -> TGSI [0].zw
+ * GLSL [0].z -> TGSI [1].xy
+ * GLSL [0].w -> TGSI [1].zw
+ */
+ if (inst->dst[0].type == GLSL_TYPE_DOUBLE || inst->dst[1].type == GLSL_TYPE_DOUBLE ||
+ inst->src[0].type == GLSL_TYPE_DOUBLE) {
+ glsl_to_tgsi_instruction *dinst = NULL;
+ int initial_src_swz[4], initial_src_idx[4];
+ int initial_dst_idx[2], initial_dst_writemask[2];
+ /* select the writemask for dst0 or dst1 */
+ unsigned writemask = inst->dst[0].file == PROGRAM_UNDEFINED ? inst->dst[1].writemask : inst->dst[0].writemask;
+
+ /* copy out the writemask, index and swizzles for all src/dsts. */
+ for (j = 0; j < 2; j++) {
+ initial_dst_writemask[j] = inst->dst[j].writemask;
+ initial_dst_idx[j] = inst->dst[j].index;
+ }
+ for (j = 0; j < 4; j++) {
+ initial_src_swz[j] = inst->src[j].swizzle;
+ initial_src_idx[j] = inst->src[j].index;
+ }
-glsl_to_tgsi_instruction *
-glsl_to_tgsi_visitor::emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0, st_src_reg src1)
-{
- return emit(ir, op, dst, src0, src1, undef_src);
-}
+ /*
+ * scan all the components in the dst writemask
+ * generate an instruction for each of them if required.
+ */
+ while (writemask) {
-glsl_to_tgsi_instruction *
-glsl_to_tgsi_visitor::emit(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0)
-{
- assert(dst.writemask != 0);
- return emit(ir, op, dst, src0, undef_src, undef_src);
+ int i = u_bit_scan(&writemask);
+
+ /* first time use previous instruction */
+ if (dinst == NULL) {
+ dinst = inst;
+ } else {
+ /* create a new instructions for subsequent attempts */
+ dinst = new(mem_ctx) glsl_to_tgsi_instruction();
+ *dinst = *inst;
+ dinst->next = NULL;
+ dinst->prev = NULL;
+ this->instructions.push_tail(dinst);
+ }
+
+ /* modify the destination if we are splitting */
+ for (j = 0; j < 2; j++) {
+ if (dinst->dst[j].type == GLSL_TYPE_DOUBLE) {
+ dinst->dst[j].writemask = (i & 1) ? WRITEMASK_ZW : WRITEMASK_XY;
+ dinst->dst[j].index = initial_dst_idx[j];
+ if (i > 1)
+ dinst->dst[j].index++;
+ } else {
+ /* if we aren't writing to a double, just get the bit of the initial writemask
+ for this channel */
+ dinst->dst[j].writemask = initial_dst_writemask[j] & (1 << i);
+ }
+ }
+
+ /* modify the src registers */
+ for (j = 0; j < 4; j++) {
+ int swz = GET_SWZ(initial_src_swz[j], i);
+
+ if (dinst->src[j].type == GLSL_TYPE_DOUBLE) {
+ dinst->src[j].index = initial_src_idx[j];
+ if (swz > 1) {
+ dinst->src[j].double_reg2 = true;
+ dinst->src[j].index++;
+ }
+
+ if (swz & 1)
+ dinst->src[j].swizzle = MAKE_SWIZZLE4(SWIZZLE_Z, SWIZZLE_W, SWIZZLE_Z, SWIZZLE_W);
+ else
+ dinst->src[j].swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_X, SWIZZLE_Y);
+
+ } else {
+ /* some opcodes are special case in what they use as sources
+ - F2D is a float src0, DLDEXP is integer src1 */
+ if (op == TGSI_OPCODE_F2D ||
+ op == TGSI_OPCODE_DLDEXP ||
+ (op == TGSI_OPCODE_UCMP && dinst->dst[0].type == GLSL_TYPE_DOUBLE)) {
+ dinst->src[j].swizzle = MAKE_SWIZZLE4(swz, swz, swz, swz);
+ }
+ }
+ }
+ }
+ inst = dinst;
+ }
+
+
+ return inst;
}
glsl_to_tgsi_instruction *
-glsl_to_tgsi_visitor::emit(ir_instruction *ir, unsigned op)
+glsl_to_tgsi_visitor::emit_asm(ir_instruction *ir, unsigned op,
+ st_dst_reg dst,
+ st_src_reg src0, st_src_reg src1,
+ st_src_reg src2, st_src_reg src3)
{
- return emit(ir, op, undef_dst, undef_src, undef_src, undef_src);
+ return emit_asm(ir, op, dst, undef_dst, src0, src1, src2, src3);
}
/**
- * Determines whether to use an integer, unsigned integer, or float opcode
+ * Determines whether to use an integer, unsigned integer, or float opcode
* based on the operands and input opcode, then emits the result.
*/
unsigned
glsl_to_tgsi_visitor::get_opcode(ir_instruction *ir, unsigned op,
- st_dst_reg dst,
- st_src_reg src0, st_src_reg src1)
+ st_dst_reg dst,
+ st_src_reg src0, st_src_reg src1)
{
int type = GLSL_TYPE_FLOAT;
-
+
+ if (op == TGSI_OPCODE_MOV)
+ return op;
+
assert(src0.type != GLSL_TYPE_ARRAY);
assert(src0.type != GLSL_TYPE_STRUCT);
assert(src1.type != GLSL_TYPE_ARRAY);
assert(src1.type != GLSL_TYPE_STRUCT);
- if (src0.type == GLSL_TYPE_FLOAT || src1.type == GLSL_TYPE_FLOAT)
+ if (src0.type == GLSL_TYPE_DOUBLE || src1.type == GLSL_TYPE_DOUBLE)
+ type = GLSL_TYPE_DOUBLE;
+ else if (src0.type == GLSL_TYPE_FLOAT || src1.type == GLSL_TYPE_FLOAT)
type = GLSL_TYPE_FLOAT;
else if (native_integers)
type = src0.type == GLSL_TYPE_BOOL ? GLSL_TYPE_INT : src0.type;
-#define case4(c, f, i, u) \
+#define case5(c, f, i, u, d) \
+ case TGSI_OPCODE_##c: \
+ if (type == GLSL_TYPE_DOUBLE) \
+ op = TGSI_OPCODE_##d; \
+ else if (type == GLSL_TYPE_INT) \
+ op = TGSI_OPCODE_##i; \
+ else if (type == GLSL_TYPE_UINT) \
+ op = TGSI_OPCODE_##u; \
+ else \
+ op = TGSI_OPCODE_##f; \
+ break;
+
+#define case4(c, f, i, u) \
case TGSI_OPCODE_##c: \
if (type == GLSL_TYPE_INT) \
op = TGSI_OPCODE_##i; \
break;
#define case3(f, i, u) case4(f, f, i, u)
+#define case4d(f, i, u, d) case5(f, f, i, u, d)
+#define case3fid(f, i, d) case5(f, f, i, i, d)
#define case2fi(f, i) case4(f, f, i, i)
#define case2iu(i, u) case4(i, LAST, i, u)
-#define casecomp(c, f, i, u) \
+#define casecomp(c, f, i, u, d) \
case TGSI_OPCODE_##c: \
- if (type == GLSL_TYPE_INT) \
+ if (type == GLSL_TYPE_DOUBLE) \
+ op = TGSI_OPCODE_##d; \
+ else if (type == GLSL_TYPE_INT || type == GLSL_TYPE_SUBROUTINE) \
op = TGSI_OPCODE_##i; \
else if (type == GLSL_TYPE_UINT) \
op = TGSI_OPCODE_##u; \
break;
switch(op) {
- case2fi(ADD, UADD);
- case2fi(MUL, UMUL);
- case2fi(MAD, UMAD);
+ case3fid(ADD, UADD, DADD);
+ case3fid(MUL, UMUL, DMUL);
+ case3fid(MAD, UMAD, DMAD);
+ case3fid(FMA, UMAD, DFMA);
case3(DIV, IDIV, UDIV);
- case3(MAX, IMAX, UMAX);
- case3(MIN, IMIN, UMIN);
+ case4d(MAX, IMAX, UMAX, DMAX);
+ case4d(MIN, IMIN, UMIN, DMIN);
case2iu(MOD, UMOD);
- casecomp(SEQ, FSEQ, USEQ, USEQ);
- casecomp(SNE, FSNE, USNE, USNE);
- casecomp(SGE, FSGE, ISGE, USGE);
- casecomp(SLT, FSLT, ISLT, USLT);
+ casecomp(SEQ, FSEQ, USEQ, USEQ, DSEQ);
+ casecomp(SNE, FSNE, USNE, USNE, DSNE);
+ casecomp(SGE, FSGE, ISGE, USGE, DSGE);
+ casecomp(SLT, FSLT, ISLT, USLT, DSLT);
case2iu(ISHR, USHR);
- case2fi(SSG, ISSG);
- case3(ABS, IABS, IABS);
-
+ case3fid(SSG, ISSG, DSSG);
+ case3fid(ABS, IABS, DABS);
+
+ case2iu(IBFE, UBFE);
+ case2iu(IMSB, UMSB);
+ case2iu(IMUL_HI, UMUL_HI);
+
+ case3fid(SQRT, SQRT, DSQRT);
+
+ case3fid(RCP, RCP, DRCP);
+ case3fid(RSQ, RSQ, DRSQ);
+
+ case3fid(FRC, FRC, DFRAC);
+ case3fid(TRUNC, TRUNC, DTRUNC);
+ case3fid(CEIL, CEIL, DCEIL);
+ case3fid(FLR, FLR, DFLR);
+ case3fid(ROUND, ROUND, DROUND);
+
default: break;
}
-
+
assert(op != TGSI_OPCODE_LAST);
return op;
}
glsl_to_tgsi_instruction *
glsl_to_tgsi_visitor::emit_dp(ir_instruction *ir,
- st_dst_reg dst, st_src_reg src0, st_src_reg src1,
- unsigned elements)
+ st_dst_reg dst, st_src_reg src0, st_src_reg src1,
+ unsigned elements)
{
static const unsigned dot_opcodes[] = {
TGSI_OPCODE_DP2, TGSI_OPCODE_DP3, TGSI_OPCODE_DP4
};
- return emit(ir, dot_opcodes[elements - 2], dst, src0, src1);
+ return emit_asm(ir, dot_opcodes[elements - 2], dst, src0, src1);
}
/**
*/
void
glsl_to_tgsi_visitor::emit_scalar(ir_instruction *ir, unsigned op,
- st_dst_reg dst,
- st_src_reg orig_src0, st_src_reg orig_src1)
+ st_dst_reg dst,
+ st_src_reg orig_src0, st_src_reg orig_src1)
{
int i, j;
int done_mask = ~dst.writemask;
*/
for (i = 0; i < 4; i++) {
GLuint this_mask = (1 << i);
- glsl_to_tgsi_instruction *inst;
st_src_reg src0 = orig_src0;
st_src_reg src1 = orig_src1;
}
}
src0.swizzle = MAKE_SWIZZLE4(src0_swiz, src0_swiz,
- src0_swiz, src0_swiz);
+ src0_swiz, src0_swiz);
src1.swizzle = MAKE_SWIZZLE4(src1_swiz, src1_swiz,
- src1_swiz, src1_swiz);
+ src1_swiz, src1_swiz);
- inst = emit(ir, op, dst, src0, src1);
- inst->dst.writemask = this_mask;
+ dst.writemask = this_mask;
+ emit_asm(ir, op, dst, src0, src1);
done_mask |= this_mask;
}
}
void
glsl_to_tgsi_visitor::emit_scalar(ir_instruction *ir, unsigned op,
- st_dst_reg dst, st_src_reg src0)
+ st_dst_reg dst, st_src_reg src0)
{
st_src_reg undef = undef_src;
void
glsl_to_tgsi_visitor::emit_arl(ir_instruction *ir,
- st_dst_reg dst, st_src_reg src0)
+ st_dst_reg dst, st_src_reg src0)
{
int op = TGSI_OPCODE_ARL;
if (dst.index >= this->num_address_regs)
this->num_address_regs = dst.index + 1;
- emit(NULL, op, dst, src0);
+ emit_asm(NULL, op, dst, src0);
}
-/**
- * Emit an TGSI_OPCODE_SCS instruction
- *
- * The \c SCS opcode functions a bit differently than the other TGSI opcodes.
- * Instead of splatting its result across all four components of the
- * destination, it writes one value to the \c x component and another value to
- * the \c y component.
- *
- * \param ir IR instruction being processed
- * \param op Either \c TGSI_OPCODE_SIN or \c TGSI_OPCODE_COS depending
- * on which value is desired.
- * \param dst Destination register
- * \param src Source register
- */
-void
-glsl_to_tgsi_visitor::emit_scs(ir_instruction *ir, unsigned op,
- st_dst_reg dst,
- const st_src_reg &src)
+int
+glsl_to_tgsi_visitor::add_constant(gl_register_file file,
+ gl_constant_value values[8], int size, int datatype,
+ GLuint *swizzle_out)
{
- /* Vertex programs cannot use the SCS opcode.
- */
- if (this->prog->Target == GL_VERTEX_PROGRAM_ARB) {
- emit_scalar(ir, op, dst, src);
- return;
+ if (file == PROGRAM_CONSTANT) {
+ return _mesa_add_typed_unnamed_constant(this->prog->Parameters, values,
+ size, datatype, swizzle_out);
}
- const unsigned component = (op == TGSI_OPCODE_SIN) ? 0 : 1;
- const unsigned scs_mask = (1U << component);
- int done_mask = ~dst.writemask;
- st_src_reg tmp;
+ assert(file == PROGRAM_IMMEDIATE);
- assert(op == TGSI_OPCODE_SIN || op == TGSI_OPCODE_COS);
+ int index = 0;
+ immediate_storage *entry;
+ int size32 = size * (datatype == GL_DOUBLE ? 2 : 1);
+ int i;
- /* If there are compnents in the destination that differ from the component
- * that will be written by the SCS instrution, we'll need a temporary.
+ /* Search immediate storage to see if we already have an identical
+ * immediate that we can use instead of adding a duplicate entry.
*/
- if (scs_mask != unsigned(dst.writemask)) {
- tmp = get_temp(glsl_type::vec4_type);
- }
+ foreach_in_list(immediate_storage, entry, &this->immediates) {
+ immediate_storage *tmp = entry;
- for (unsigned i = 0; i < 4; i++) {
- unsigned this_mask = (1U << i);
- st_src_reg src0 = src;
-
- if ((done_mask & this_mask) != 0)
- continue;
-
- /* The source swizzle specified which component of the source generates
- * sine / cosine for the current component in the destination. The SCS
- * instruction requires that this value be swizzle to the X component.
- * Replace the current swizzle with a swizzle that puts the source in
- * the X component.
- */
- unsigned src0_swiz = GET_SWZ(src.swizzle, i);
+ for (i = 0; i * 4 < size32; i++) {
+ int slot_size = MIN2(size32 - (i * 4), 4);
+ if (tmp->type != datatype || tmp->size32 != slot_size)
+ break;
+ if (memcmp(tmp->values, &values[i * 4],
+ slot_size * sizeof(gl_constant_value)))
+ break;
- src0.swizzle = MAKE_SWIZZLE4(src0_swiz, src0_swiz,
- src0_swiz, src0_swiz);
- for (unsigned j = i + 1; j < 4; j++) {
- /* If there is another enabled component in the destination that is
- * derived from the same inputs, generate its value on this pass as
- * well.
- */
- if (!(done_mask & (1 << j)) &&
- GET_SWZ(src0.swizzle, j) == src0_swiz) {
- this_mask |= (1 << j);
- }
+ /* Everything matches, keep going until the full size is matched */
+ tmp = (immediate_storage *)tmp->next;
}
- if (this_mask != scs_mask) {
- glsl_to_tgsi_instruction *inst;
- st_dst_reg tmp_dst = st_dst_reg(tmp);
-
- /* Emit the SCS instruction.
- */
- inst = emit(ir, TGSI_OPCODE_SCS, tmp_dst, src0);
- inst->dst.writemask = scs_mask;
-
- /* Move the result of the SCS instruction to the desired location in
- * the destination.
- */
- tmp.swizzle = MAKE_SWIZZLE4(component, component,
- component, component);
- inst = emit(ir, TGSI_OPCODE_SCS, dst, tmp);
- inst->dst.writemask = this_mask;
- } else {
- /* Emit the SCS instruction to write directly to the destination.
- */
- glsl_to_tgsi_instruction *inst = emit(ir, TGSI_OPCODE_SCS, dst, src0);
- inst->dst.writemask = scs_mask;
- }
+ /* The full value matched */
+ if (i * 4 >= size32)
+ return index;
- done_mask |= this_mask;
+ index++;
}
-}
-
-int
-glsl_to_tgsi_visitor::add_constant(gl_register_file file,
- gl_constant_value values[4], int size, int datatype,
- GLuint *swizzle_out)
-{
- if (file == PROGRAM_CONSTANT) {
- return _mesa_add_typed_unnamed_constant(this->prog->Parameters, values,
- size, datatype, swizzle_out);
- } else {
- int index = 0;
- immediate_storage *entry;
- assert(file == PROGRAM_IMMEDIATE);
- /* Search immediate storage to see if we already have an identical
- * immediate that we can use instead of adding a duplicate entry.
- */
- foreach_iter(exec_list_iterator, iter, this->immediates) {
- entry = (immediate_storage *)iter.get();
-
- if (entry->size == size &&
- entry->type == datatype &&
- !memcmp(entry->values, values, size * sizeof(gl_constant_value))) {
- return index;
- }
- index++;
- }
-
+ for (i = 0; i * 4 < size32; i++) {
+ int slot_size = MIN2(size32 - (i * 4), 4);
/* Add this immediate to the list. */
- entry = new(mem_ctx) immediate_storage(values, size, datatype);
+ entry = new(mem_ctx) immediate_storage(&values[i * 4], slot_size, datatype);
this->immediates.push_tail(entry);
this->num_immediates++;
- return index;
}
+ return index;
}
st_src_reg
return src;
}
+st_src_reg
+glsl_to_tgsi_visitor::st_src_reg_for_double(double val)
+{
+ st_src_reg src(PROGRAM_IMMEDIATE, -1, GLSL_TYPE_DOUBLE);
+ union gl_constant_value uval[2];
+
+ uval[0].u = *(uint32_t *)&val;
+ uval[1].u = *(((uint32_t *)&val) + 1);
+ src.index = add_constant(src.file, uval, 1, GL_DOUBLE, &src.swizzle);
+
+ return src;
+}
+
st_src_reg
glsl_to_tgsi_visitor::st_src_reg_for_int(int val)
{
st_src_reg src(PROGRAM_IMMEDIATE, -1, GLSL_TYPE_INT);
union gl_constant_value uval;
-
+
assert(native_integers);
uval.i = val;
glsl_to_tgsi_visitor::st_src_reg_for_type(int type, int val)
{
if (native_integers)
- return type == GLSL_TYPE_FLOAT ? st_src_reg_for_float(val) :
+ return type == GLSL_TYPE_FLOAT ? st_src_reg_for_float(val) :
st_src_reg_for_int(val);
else
return st_src_reg_for_float(val);
*/
return 1;
}
+ break;
+ case GLSL_TYPE_DOUBLE:
+ if (type->is_matrix()) {
+ if (type->vector_elements <= 2)
+ return type->matrix_columns;
+ else
+ return type->matrix_columns * 2;
+ } else {
+ /* For doubles if we have a double or dvec2 they fit in one
+ * vec4, else they need 2 vec4s.
+ */
+ if (type->vector_elements <= 2)
+ return 1;
+ else
+ return 2;
+ }
+ break;
case GLSL_TYPE_ARRAY:
assert(type->length > 0);
return type_size(type->fields.array) * type->length;
}
return size;
case GLSL_TYPE_SAMPLER:
+ case GLSL_TYPE_IMAGE:
+ case GLSL_TYPE_SUBROUTINE:
/* Samplers take up one slot in UNIFORMS[], but they're baked in
* at link time.
*/
return 0;
}
+
+/**
+ * If the given GLSL type is an array or matrix or a structure containing
+ * an array/matrix member, return true. Else return false.
+ *
+ * This is used to determine which kind of temp storage (PROGRAM_TEMPORARY
+ * or PROGRAM_ARRAY) should be used for variables of this type. Anytime
+ * we have an array that might be indexed with a variable, we need to use
+ * the later storage type.
+ */
+static bool
+type_has_array_or_matrix(const glsl_type *type)
+{
+ if (type->is_array() || type->is_matrix())
+ return true;
+
+ if (type->is_record()) {
+ for (unsigned i = 0; i < type->length; i++) {
+ if (type_has_array_or_matrix(type->fields.structure[i].type)) {
+ return true;
+ }
+ }
+ }
+
+ return false;
+}
+
+
/**
* In the initial pass of codegen, we assign temporary numbers to
* intermediate results. (not SSA -- variable assignments will reuse
src.reladdr = NULL;
src.negate = 0;
- if (!options->EmitNoIndirectTemp &&
- (type->is_array() || type->is_matrix())) {
+ if (!options->EmitNoIndirectTemp && type_has_array_or_matrix(type)) {
+ if (next_array >= max_num_arrays) {
+ max_num_arrays += 32;
+ array_sizes = (unsigned*)
+ realloc(array_sizes, sizeof(array_sizes[0]) * max_num_arrays);
+ }
src.file = PROGRAM_ARRAY;
src.index = next_array << 16 | 0x8000;
variable_storage *
glsl_to_tgsi_visitor::find_variable_storage(ir_variable *var)
{
-
- variable_storage *entry;
-
- foreach_iter(exec_list_iterator, iter, this->variables) {
- entry = (variable_storage *)iter.get();
+ foreach_in_list(variable_storage, entry, &this->variables) {
if (entry->var == var)
return entry;
}
if (strcmp(ir->name, "gl_FragCoord") == 0) {
struct gl_fragment_program *fp = (struct gl_fragment_program *)this->prog;
- fp->OriginUpperLeft = ir->origin_upper_left;
- fp->PixelCenterInteger = ir->pixel_center_integer;
+ fp->OriginUpperLeft = ir->data.origin_upper_left;
+ fp->PixelCenterInteger = ir->data.pixel_center_integer;
}
- if (ir->mode == ir_var_uniform && strncmp(ir->name, "gl_", 3) == 0) {
+ if (ir->data.mode == ir_var_uniform && strncmp(ir->name, "gl_", 3) == 0) {
unsigned int i;
- const ir_state_slot *const slots = ir->state_slots;
- assert(ir->state_slots != NULL);
+ const ir_state_slot *const slots = ir->get_state_slots();
+ assert(slots != NULL);
/* Check if this statevar's setup in the STATE file exactly
* matches how we'll want to reference it as a
* temporary storage and hope that it'll get copy-propagated
* out.
*/
- for (i = 0; i < ir->num_state_slots; i++) {
+ for (i = 0; i < ir->get_num_state_slots(); i++) {
if (slots[i].swizzle != SWIZZLE_XYZW) {
break;
}
variable_storage *storage;
st_dst_reg dst;
- if (i == ir->num_state_slots) {
+ if (i == ir->get_num_state_slots()) {
/* We'll set the index later. */
storage = new(mem_ctx) variable_storage(ir, PROGRAM_STATE_VAR, -1);
this->variables.push_tail(storage);
* of the type. However, this had better match the number of state
* elements that we're going to copy into the new temporary.
*/
- assert((int) ir->num_state_slots == type_size(ir->type));
+ assert((int) ir->get_num_state_slots() == type_size(ir->type));
dst = st_dst_reg(get_temp(ir->type));
}
- for (unsigned int i = 0; i < ir->num_state_slots; i++) {
+ for (unsigned int i = 0; i < ir->get_num_state_slots(); i++) {
int index = _mesa_add_state_reference(this->prog->Parameters,
- (gl_state_index *)slots[i].tokens);
+ (gl_state_index *)slots[i].tokens);
if (storage->file == PROGRAM_STATE_VAR) {
if (storage->index == -1) {
assert(index == storage->index + (int)i);
}
} else {
- /* We use GLSL_TYPE_FLOAT here regardless of the actual type of
- * the data being moved since MOV does not care about the type of
- * data it is moving, and we don't want to declare registers with
- * array or struct types.
- */
+ /* We use GLSL_TYPE_FLOAT here regardless of the actual type of
+ * the data being moved since MOV does not care about the type of
+ * data it is moving, and we don't want to declare registers with
+ * array or struct types.
+ */
st_src_reg src(PROGRAM_STATE_VAR, index, GLSL_TYPE_FLOAT);
src.swizzle = slots[i].swizzle;
- emit(ir, TGSI_OPCODE_MOV, dst, src);
+ emit_asm(ir, TGSI_OPCODE_MOV, dst, src);
/* even a float takes up a whole vec4 reg in a struct/array. */
dst.index++;
}
}
if (storage->file == PROGRAM_TEMPORARY &&
- dst.index != storage->index + (int) ir->num_state_slots) {
+ dst.index != storage->index + (int) ir->get_num_state_slots()) {
fail_link(this->shader_program,
- "failed to load builtin uniform `%s' (%d/%d regs loaded)\n",
- ir->name, dst.index - storage->index,
- type_size(ir->type));
+ "failed to load builtin uniform `%s' (%d/%d regs loaded)\n",
+ ir->name, dst.index - storage->index,
+ type_size(ir->type));
}
}
}
void
glsl_to_tgsi_visitor::visit(ir_loop *ir)
{
- ir_dereference_variable *counter = NULL;
-
- if (ir->counter != NULL)
- counter = new(ir) ir_dereference_variable(ir->counter);
-
- if (ir->from != NULL) {
- assert(ir->counter != NULL);
-
- ir_assignment *a = new(ir) ir_assignment(counter, ir->from, NULL);
-
- a->accept(this);
- delete a;
- }
-
- emit(NULL, TGSI_OPCODE_BGNLOOP);
-
- if (ir->to) {
- ir_expression *e =
- new(ir) ir_expression(ir->cmp, glsl_type::bool_type,
- counter, ir->to);
- ir_if *if_stmt = new(ir) ir_if(e);
-
- ir_loop_jump *brk = new(ir) ir_loop_jump(ir_loop_jump::jump_break);
-
- if_stmt->then_instructions.push_tail(brk);
-
- if_stmt->accept(this);
-
- delete if_stmt;
- delete e;
- delete brk;
- }
+ emit_asm(NULL, TGSI_OPCODE_BGNLOOP);
visit_exec_list(&ir->body_instructions, this);
- if (ir->increment) {
- ir_expression *e =
- new(ir) ir_expression(ir_binop_add, counter->type,
- counter, ir->increment);
-
- ir_assignment *a = new(ir) ir_assignment(counter, e, NULL);
-
- a->accept(this);
- delete a;
- delete e;
- }
-
- emit(NULL, TGSI_OPCODE_ENDLOOP);
+ emit_asm(NULL, TGSI_OPCODE_ENDLOOP);
}
void
{
switch (ir->mode) {
case ir_loop_jump::jump_break:
- emit(NULL, TGSI_OPCODE_BRK);
+ emit_asm(NULL, TGSI_OPCODE_BRK);
break;
case ir_loop_jump::jump_continue:
- emit(NULL, TGSI_OPCODE_CONT);
+ emit_asm(NULL, TGSI_OPCODE_CONT);
break;
}
}
const ir_function_signature *sig;
exec_list empty;
- sig = ir->matching_signature(NULL, &empty);
+ sig = ir->matching_signature(NULL, &empty, false);
assert(sig);
- foreach_iter(exec_list_iterator, iter, sig->body) {
- ir_instruction *ir = (ir_instruction *)iter.get();
-
+ foreach_in_list(ir_instruction, ir, &sig->body) {
ir->accept(this);
}
}
this->result = get_temp(ir->type);
result_dst = st_dst_reg(this->result);
result_dst.writemask = (1 << ir->type->vector_elements) - 1;
- emit(ir, TGSI_OPCODE_MAD, result_dst, a, b, c);
+ emit_asm(ir, TGSI_OPCODE_MAD, result_dst, a, b, c);
return true;
}
b.negate = ~b.negate;
this->result = get_temp(ir->type);
- emit(ir, TGSI_OPCODE_MAD, st_dst_reg(this->result), a, b, a);
-
- return true;
-}
-
-bool
-glsl_to_tgsi_visitor::try_emit_sat(ir_expression *ir)
-{
- /* Emit saturates in the vertex shader only if SM 3.0 is supported.
- */
- if (this->prog->Target == GL_VERTEX_PROGRAM_ARB &&
- !st_context(this->ctx)->has_shader_model3) {
- return false;
- }
-
- ir_rvalue *sat_src = ir->as_rvalue_to_saturate();
- if (!sat_src)
- return false;
-
- sat_src->accept(this);
- st_src_reg src = this->result;
-
- /* If we generated an expression instruction into a temporary in
- * processing the saturate's operand, apply the saturate to that
- * instruction. Otherwise, generate a MOV to do the saturate.
- *
- * Note that we have to be careful to only do this optimization if
- * the instruction in question was what generated src->result. For
- * example, ir_dereference_array might generate a MUL instruction
- * to create the reladdr, and return us a src reg using that
- * reladdr. That MUL result is not the value we're trying to
- * saturate.
- */
- ir_expression *sat_src_expr = sat_src->as_expression();
- if (sat_src_expr && (sat_src_expr->operation == ir_binop_mul ||
- sat_src_expr->operation == ir_binop_add ||
- sat_src_expr->operation == ir_binop_dot)) {
- glsl_to_tgsi_instruction *new_inst;
- new_inst = (glsl_to_tgsi_instruction *)this->instructions.get_tail();
- new_inst->saturate = true;
- } else {
- this->result = get_temp(ir->type);
- st_dst_reg result_dst = st_dst_reg(this->result);
- result_dst.writemask = (1 << ir->type->vector_elements) - 1;
- glsl_to_tgsi_instruction *inst;
- inst = emit(ir, TGSI_OPCODE_MOV, result_dst, src);
- inst->saturate = true;
- }
+ emit_asm(ir, TGSI_OPCODE_MAD, st_dst_reg(this->result), a, b, a);
return true;
}
void
glsl_to_tgsi_visitor::reladdr_to_temp(ir_instruction *ir,
- st_src_reg *reg, int *num_reladdr)
+ st_src_reg *reg, int *num_reladdr)
{
if (!reg->reladdr && !reg->reladdr2)
return;
if (*num_reladdr != 1) {
st_src_reg temp = get_temp(glsl_type::vec4_type);
- emit(ir, TGSI_OPCODE_MOV, st_dst_reg(temp), *reg);
+ emit_asm(ir, TGSI_OPCODE_MOV, st_dst_reg(temp), *reg);
*reg = temp;
}
glsl_to_tgsi_visitor::visit(ir_expression *ir)
{
unsigned int operand;
- st_src_reg op[Elements(ir->operands)];
+ st_src_reg op[ARRAY_SIZE(ir->operands)];
st_src_reg result_src;
st_dst_reg result_dst;
/* Quick peephole: Emit OPCODE_MAD(-a, -b, a) instead of AND(a, NOT(b))
*/
- if (ir->operation == ir_binop_logic_and) {
+ if (!native_integers && ir->operation == ir_binop_logic_and) {
if (try_emit_mad_for_and_not(ir, 1))
- return;
+ return;
if (try_emit_mad_for_and_not(ir, 0))
- return;
+ return;
}
- if (try_emit_sat(ir))
- return;
-
if (ir->operation == ir_quadop_vector)
assert(!"ir_quadop_vector should have been lowered");
int vector_elements = ir->operands[0]->type->vector_elements;
if (ir->operands[1]) {
vector_elements = MAX2(vector_elements,
- ir->operands[1]->type->vector_elements);
+ ir->operands[1]->type->vector_elements);
}
this->result.file = PROGRAM_UNDEFINED;
switch (ir->operation) {
case ir_unop_logic_not:
if (result_dst.type != GLSL_TYPE_FLOAT)
- emit(ir, TGSI_OPCODE_NOT, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_NOT, result_dst, op[0]);
else {
/* Previously 'SEQ dst, src, 0.0' was used for this. However, many
* older GPUs implement SEQ using multiple instructions (i915 uses two
* 0.0 and 1.0, 1-x also implements !x.
*/
op[0].negate = ~op[0].negate;
- emit(ir, TGSI_OPCODE_ADD, result_dst, op[0], st_src_reg_for_float(1.0));
+ emit_asm(ir, TGSI_OPCODE_ADD, result_dst, op[0], st_src_reg_for_float(1.0));
}
break;
case ir_unop_neg:
if (result_dst.type == GLSL_TYPE_INT || result_dst.type == GLSL_TYPE_UINT)
- emit(ir, TGSI_OPCODE_INEG, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_INEG, result_dst, op[0]);
+ else if (result_dst.type == GLSL_TYPE_DOUBLE)
+ emit_asm(ir, TGSI_OPCODE_DNEG, result_dst, op[0]);
else {
op[0].negate = ~op[0].negate;
result_src = op[0];
}
break;
+ case ir_unop_subroutine_to_int:
+ emit_asm(ir, TGSI_OPCODE_MOV, result_dst, op[0]);
+ break;
case ir_unop_abs:
- emit(ir, TGSI_OPCODE_ABS, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_ABS, result_dst, op[0]);
break;
case ir_unop_sign:
- emit(ir, TGSI_OPCODE_SSG, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_SSG, result_dst, op[0]);
break;
case ir_unop_rcp:
emit_scalar(ir, TGSI_OPCODE_RCP, result_dst, op[0]);
case ir_unop_cos:
emit_scalar(ir, TGSI_OPCODE_COS, result_dst, op[0]);
break;
- case ir_unop_sin_reduced:
- emit_scs(ir, TGSI_OPCODE_SIN, result_dst, op[0]);
- break;
- case ir_unop_cos_reduced:
- emit_scs(ir, TGSI_OPCODE_COS, result_dst, op[0]);
+ case ir_unop_saturate: {
+ glsl_to_tgsi_instruction *inst;
+ inst = emit_asm(ir, TGSI_OPCODE_MOV, result_dst, op[0]);
+ inst->saturate = true;
break;
+ }
case ir_unop_dFdx:
- emit(ir, TGSI_OPCODE_DDX, result_dst, op[0]);
+ case ir_unop_dFdx_coarse:
+ emit_asm(ir, TGSI_OPCODE_DDX, result_dst, op[0]);
+ break;
+ case ir_unop_dFdx_fine:
+ emit_asm(ir, TGSI_OPCODE_DDX_FINE, result_dst, op[0]);
break;
case ir_unop_dFdy:
+ case ir_unop_dFdy_coarse:
+ case ir_unop_dFdy_fine:
{
/* The X component contains 1 or -1 depending on whether the framebuffer
* is a FBO or the window system buffer, respectively.
st_src_reg temp = get_temp(glsl_type::vec4_type);
- emit(ir, TGSI_OPCODE_MUL, st_dst_reg(temp), transform_y, op[0]);
- emit(ir, TGSI_OPCODE_DDY, result_dst, temp);
+ emit_asm(ir, TGSI_OPCODE_MUL, st_dst_reg(temp), transform_y, op[0]);
+ emit_asm(ir, ir->operation == ir_unop_dFdy_fine ?
+ TGSI_OPCODE_DDY_FINE : TGSI_OPCODE_DDY, result_dst, temp);
break;
}
+ case ir_unop_frexp_sig:
+ emit_asm(ir, TGSI_OPCODE_DFRACEXP, result_dst, undef_dst, op[0]);
+ break;
+
+ case ir_unop_frexp_exp:
+ emit_asm(ir, TGSI_OPCODE_DFRACEXP, undef_dst, result_dst, op[0]);
+ break;
+
case ir_unop_noise: {
/* At some point, a motivated person could add a better
* implementation of noise. Currently not even the nvidia
* place to do this is in the GL state tracker, not the poor
* driver.
*/
- emit(ir, TGSI_OPCODE_MOV, result_dst, st_src_reg_for_float(0.5));
+ emit_asm(ir, TGSI_OPCODE_MOV, result_dst, st_src_reg_for_float(0.5));
break;
}
case ir_binop_add:
- emit(ir, TGSI_OPCODE_ADD, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_ADD, result_dst, op[0], op[1]);
break;
case ir_binop_sub:
- emit(ir, TGSI_OPCODE_SUB, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SUB, result_dst, op[0], op[1]);
break;
case ir_binop_mul:
- emit(ir, TGSI_OPCODE_MUL, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_MUL, result_dst, op[0], op[1]);
break;
case ir_binop_div:
- if (result_dst.type == GLSL_TYPE_FLOAT)
+ if (result_dst.type == GLSL_TYPE_FLOAT || result_dst.type == GLSL_TYPE_DOUBLE)
assert(!"not reached: should be handled by ir_div_to_mul_rcp");
else
- emit(ir, TGSI_OPCODE_DIV, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_DIV, result_dst, op[0], op[1]);
break;
case ir_binop_mod:
if (result_dst.type == GLSL_TYPE_FLOAT)
assert(!"ir_binop_mod should have been converted to b * fract(a/b)");
else
- emit(ir, TGSI_OPCODE_MOD, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_MOD, result_dst, op[0], op[1]);
break;
case ir_binop_less:
- emit(ir, TGSI_OPCODE_SLT, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SLT, result_dst, op[0], op[1]);
break;
case ir_binop_greater:
- emit(ir, TGSI_OPCODE_SLT, result_dst, op[1], op[0]);
+ emit_asm(ir, TGSI_OPCODE_SLT, result_dst, op[1], op[0]);
break;
case ir_binop_lequal:
- emit(ir, TGSI_OPCODE_SGE, result_dst, op[1], op[0]);
+ emit_asm(ir, TGSI_OPCODE_SGE, result_dst, op[1], op[0]);
break;
case ir_binop_gequal:
- emit(ir, TGSI_OPCODE_SGE, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SGE, result_dst, op[0], op[1]);
break;
case ir_binop_equal:
- emit(ir, TGSI_OPCODE_SEQ, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SEQ, result_dst, op[0], op[1]);
break;
case ir_binop_nequal:
- emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
break;
case ir_binop_all_equal:
/* "==" operator producing a scalar boolean. */
if (ir->operands[0]->type->is_vector() ||
ir->operands[1]->type->is_vector()) {
st_src_reg temp = get_temp(native_integers ?
- glsl_type::get_instance(ir->operands[0]->type->base_type, 4, 1) :
- glsl_type::vec4_type);
-
+ glsl_type::uvec4_type :
+ glsl_type::vec4_type);
+
if (native_integers) {
st_dst_reg temp_dst = st_dst_reg(temp);
st_src_reg temp1 = st_src_reg(temp), temp2 = st_src_reg(temp);
-
- emit(ir, TGSI_OPCODE_SEQ, st_dst_reg(temp), op[0], op[1]);
-
+
+ if (ir->operands[0]->type->is_boolean() &&
+ ir->operands[1]->as_constant() &&
+ ir->operands[1]->as_constant()->is_one()) {
+ emit_asm(ir, TGSI_OPCODE_MOV, st_dst_reg(temp), op[0]);
+ } else {
+ emit_asm(ir, TGSI_OPCODE_SEQ, st_dst_reg(temp), op[0], op[1]);
+ }
+
/* Emit 1-3 AND operations to combine the SEQ results. */
switch (ir->operands[0]->type->vector_elements) {
case 2:
temp_dst.writemask = WRITEMASK_Y;
temp1.swizzle = SWIZZLE_YYYY;
temp2.swizzle = SWIZZLE_ZZZZ;
- emit(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
break;
case 4:
temp_dst.writemask = WRITEMASK_X;
temp1.swizzle = SWIZZLE_XXXX;
temp2.swizzle = SWIZZLE_YYYY;
- emit(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
temp_dst.writemask = WRITEMASK_Y;
temp1.swizzle = SWIZZLE_ZZZZ;
temp2.swizzle = SWIZZLE_WWWW;
- emit(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_AND, temp_dst, temp1, temp2);
}
-
+
temp1.swizzle = SWIZZLE_XXXX;
temp2.swizzle = SWIZZLE_YYYY;
- emit(ir, TGSI_OPCODE_AND, result_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_AND, result_dst, temp1, temp2);
} else {
- emit(ir, TGSI_OPCODE_SNE, st_dst_reg(temp), op[0], op[1]);
-
+ emit_asm(ir, TGSI_OPCODE_SNE, st_dst_reg(temp), op[0], op[1]);
+
/* After the dot-product, the value will be an integer on the
* range [0,4]. Zero becomes 1.0, and positive values become zero.
*/
*/
st_src_reg sge_src = result_src;
sge_src.negate = ~sge_src.negate;
- emit(ir, TGSI_OPCODE_SGE, result_dst, sge_src, st_src_reg_for_float(0.0));
+ emit_asm(ir, TGSI_OPCODE_SGE, result_dst, sge_src, st_src_reg_for_float(0.0));
}
} else {
- emit(ir, TGSI_OPCODE_SEQ, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SEQ, result_dst, op[0], op[1]);
}
break;
case ir_binop_any_nequal:
if (ir->operands[0]->type->is_vector() ||
ir->operands[1]->type->is_vector()) {
st_src_reg temp = get_temp(native_integers ?
- glsl_type::get_instance(ir->operands[0]->type->base_type, 4, 1) :
- glsl_type::vec4_type);
- emit(ir, TGSI_OPCODE_SNE, st_dst_reg(temp), op[0], op[1]);
+ glsl_type::uvec4_type :
+ glsl_type::vec4_type);
+ if (ir->operands[0]->type->is_boolean() &&
+ ir->operands[1]->as_constant() &&
+ ir->operands[1]->as_constant()->is_zero()) {
+ emit_asm(ir, TGSI_OPCODE_MOV, st_dst_reg(temp), op[0]);
+ } else {
+ emit_asm(ir, TGSI_OPCODE_SNE, st_dst_reg(temp), op[0], op[1]);
+ }
if (native_integers) {
st_dst_reg temp_dst = st_dst_reg(temp);
st_src_reg temp1 = st_src_reg(temp), temp2 = st_src_reg(temp);
-
+
/* Emit 1-3 OR operations to combine the SNE results. */
switch (ir->operands[0]->type->vector_elements) {
case 2:
temp_dst.writemask = WRITEMASK_Y;
temp1.swizzle = SWIZZLE_YYYY;
temp2.swizzle = SWIZZLE_ZZZZ;
- emit(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
break;
case 4:
temp_dst.writemask = WRITEMASK_X;
temp1.swizzle = SWIZZLE_XXXX;
temp2.swizzle = SWIZZLE_YYYY;
- emit(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
temp_dst.writemask = WRITEMASK_Y;
temp1.swizzle = SWIZZLE_ZZZZ;
temp2.swizzle = SWIZZLE_WWWW;
- emit(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_OR, temp_dst, temp1, temp2);
}
-
+
temp1.swizzle = SWIZZLE_XXXX;
temp2.swizzle = SWIZZLE_YYYY;
- emit(ir, TGSI_OPCODE_OR, result_dst, temp1, temp2);
+ emit_asm(ir, TGSI_OPCODE_OR, result_dst, temp1, temp2);
} else {
/* After the dot-product, the value will be an integer on the
* range [0,4]. Zero stays zero, and positive values become 1.0.
*/
st_src_reg slt_src = result_src;
slt_src.negate = ~slt_src.negate;
- emit(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0));
+ emit_asm(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0));
}
}
} else {
- emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
- }
- break;
-
- case ir_unop_any: {
- assert(ir->operands[0]->type->is_vector());
-
- /* After the dot-product, the value will be an integer on the
- * range [0,4]. Zero stays zero, and positive values become 1.0.
- */
- glsl_to_tgsi_instruction *const dp =
- emit_dp(ir, result_dst, op[0], op[0],
- ir->operands[0]->type->vector_elements);
- if (this->prog->Target == GL_FRAGMENT_PROGRAM_ARB &&
- result_dst.type == GLSL_TYPE_FLOAT) {
- /* The clamping to [0,1] can be done for free in the fragment
- * shader with a saturate.
- */
- dp->saturate = true;
- } else if (result_dst.type == GLSL_TYPE_FLOAT) {
- /* Negating the result of the dot-product gives values on the range
- * [-4, 0]. Zero stays zero, and negative values become 1.0. This
- * is achieved using SLT.
- */
- st_src_reg slt_src = result_src;
- slt_src.negate = ~slt_src.negate;
- emit(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0));
- }
- else {
- /* Use SNE 0 if integers are being used as boolean values. */
- emit(ir, TGSI_OPCODE_SNE, result_dst, result_src, st_src_reg_for_int(0));
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
}
break;
- }
case ir_binop_logic_xor:
if (native_integers)
- emit(ir, TGSI_OPCODE_XOR, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_XOR, result_dst, op[0], op[1]);
else
- emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], op[1]);
break;
case ir_binop_logic_or: {
if (native_integers) {
- /* If integers are used as booleans, we can use an actual "or"
+ /* If integers are used as booleans, we can use an actual "or"
* instruction.
*/
assert(native_integers);
- emit(ir, TGSI_OPCODE_OR, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_OR, result_dst, op[0], op[1]);
} else {
/* After the addition, the value will be an integer on the
* range [0,2]. Zero stays zero, and positive values become 1.0.
*/
glsl_to_tgsi_instruction *add =
- emit(ir, TGSI_OPCODE_ADD, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_ADD, result_dst, op[0], op[1]);
if (this->prog->Target == GL_FRAGMENT_PROGRAM_ARB) {
/* The clamping to [0,1] can be done for free in the fragment
* shader with a saturate if floats are being used as boolean values.
*/
st_src_reg slt_src = result_src;
slt_src.negate = ~slt_src.negate;
- emit(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0));
+ emit_asm(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0));
}
}
break;
* actual AND opcode.
*/
if (native_integers)
- emit(ir, TGSI_OPCODE_AND, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_AND, result_dst, op[0], op[1]);
else
- emit(ir, TGSI_OPCODE_MUL, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_MUL, result_dst, op[0], op[1]);
break;
case ir_binop_dot:
case ir_unop_sqrt:
if (have_sqrt) {
emit_scalar(ir, TGSI_OPCODE_SQRT, result_dst, op[0]);
- }
- else {
+ } else {
/* sqrt(x) = x * rsq(x). */
emit_scalar(ir, TGSI_OPCODE_RSQ, result_dst, op[0]);
- emit(ir, TGSI_OPCODE_MUL, result_dst, result_src, op[0]);
+ emit_asm(ir, TGSI_OPCODE_MUL, result_dst, result_src, op[0]);
/* For incoming channels <= 0, set the result to 0. */
op[0].negate = ~op[0].negate;
- emit(ir, TGSI_OPCODE_CMP, result_dst,
+ emit_asm(ir, TGSI_OPCODE_CMP, result_dst,
op[0], result_src, st_src_reg_for_float(0.0));
}
break;
break;
case ir_unop_i2f:
if (native_integers) {
- emit(ir, TGSI_OPCODE_I2F, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_I2F, result_dst, op[0]);
break;
}
/* fallthrough to next case otherwise */
case ir_unop_b2f:
if (native_integers) {
- emit(ir, TGSI_OPCODE_AND, result_dst, op[0], st_src_reg_for_float(1.0));
+ emit_asm(ir, TGSI_OPCODE_AND, result_dst, op[0], st_src_reg_for_float(1.0));
break;
}
/* fallthrough to next case otherwise */
* GLSL requires that int(bool) return 1 for true and 0 for false.
* This conversion is done with AND, but it could be done with NEG.
*/
- emit(ir, TGSI_OPCODE_AND, result_dst, op[0], st_src_reg_for_int(1));
+ emit_asm(ir, TGSI_OPCODE_AND, result_dst, op[0], st_src_reg_for_int(1));
} else {
- /* Booleans and integers are both stored as floats when native
+ /* Booleans and integers are both stored as floats when native
* integers are disabled.
*/
result_src = op[0];
break;
case ir_unop_f2i:
if (native_integers)
- emit(ir, TGSI_OPCODE_F2I, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_F2I, result_dst, op[0]);
else
- emit(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
break;
case ir_unop_f2u:
if (native_integers)
- emit(ir, TGSI_OPCODE_F2U, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_F2U, result_dst, op[0]);
else
- emit(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
break;
case ir_unop_bitcast_f2i:
result_src = op[0];
result_src.type = GLSL_TYPE_FLOAT;
break;
case ir_unop_f2b:
- emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_float(0.0));
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_float(0.0));
+ break;
+ case ir_unop_d2b:
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_double(0.0));
break;
case ir_unop_i2b:
if (native_integers)
- emit(ir, TGSI_OPCODE_INEG, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_USNE, result_dst, op[0], st_src_reg_for_int(0));
else
- emit(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_float(0.0));
+ emit_asm(ir, TGSI_OPCODE_SNE, result_dst, op[0], st_src_reg_for_float(0.0));
break;
case ir_unop_trunc:
- emit(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_TRUNC, result_dst, op[0]);
break;
case ir_unop_ceil:
- emit(ir, TGSI_OPCODE_CEIL, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_CEIL, result_dst, op[0]);
break;
case ir_unop_floor:
- emit(ir, TGSI_OPCODE_FLR, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_FLR, result_dst, op[0]);
break;
case ir_unop_round_even:
- emit(ir, TGSI_OPCODE_ROUND, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_ROUND, result_dst, op[0]);
break;
case ir_unop_fract:
- emit(ir, TGSI_OPCODE_FRC, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_FRC, result_dst, op[0]);
break;
case ir_binop_min:
- emit(ir, TGSI_OPCODE_MIN, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_MIN, result_dst, op[0], op[1]);
break;
case ir_binop_max:
- emit(ir, TGSI_OPCODE_MAX, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_MAX, result_dst, op[0], op[1]);
break;
case ir_binop_pow:
emit_scalar(ir, TGSI_OPCODE_POW, result_dst, op[0], op[1]);
case ir_unop_bit_not:
if (native_integers) {
- emit(ir, TGSI_OPCODE_NOT, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_NOT, result_dst, op[0]);
break;
}
case ir_unop_u2f:
if (native_integers) {
- emit(ir, TGSI_OPCODE_U2F, result_dst, op[0]);
+ emit_asm(ir, TGSI_OPCODE_U2F, result_dst, op[0]);
break;
}
case ir_binop_lshift:
if (native_integers) {
- emit(ir, TGSI_OPCODE_SHL, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_SHL, result_dst, op[0], op[1]);
break;
}
case ir_binop_rshift:
if (native_integers) {
- emit(ir, TGSI_OPCODE_ISHR, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_ISHR, result_dst, op[0], op[1]);
break;
}
case ir_binop_bit_and:
if (native_integers) {
- emit(ir, TGSI_OPCODE_AND, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_AND, result_dst, op[0], op[1]);
break;
}
case ir_binop_bit_xor:
if (native_integers) {
- emit(ir, TGSI_OPCODE_XOR, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_XOR, result_dst, op[0], op[1]);
break;
}
case ir_binop_bit_or:
if (native_integers) {
- emit(ir, TGSI_OPCODE_OR, result_dst, op[0], op[1]);
+ emit_asm(ir, TGSI_OPCODE_OR, result_dst, op[0], op[1]);
break;
}
break;
case ir_binop_ubo_load: {
- ir_constant *uniform_block = ir->operands[0]->as_constant();
+ ir_constant *const_uniform_block = ir->operands[0]->as_constant();
ir_constant *const_offset_ir = ir->operands[1]->as_constant();
unsigned const_offset = const_offset_ir ? const_offset_ir->value.u[0] : 0;
+ unsigned const_block = const_uniform_block ? const_uniform_block->value.u[0] + 1 : 0;
st_src_reg index_reg = get_temp(glsl_type::uint_type);
st_src_reg cbuf;
- cbuf.type = glsl_type::vec4_type->base_type;
+ cbuf.type = ir->type->base_type;
cbuf.file = PROGRAM_CONSTANT;
cbuf.index = 0;
- cbuf.index2D = uniform_block->value.u[0] + 1;
cbuf.reladdr = NULL;
cbuf.negate = 0;
-
+
assert(ir->type->is_vector() || ir->type->is_scalar());
if (const_offset_ir) {
- index_reg = st_src_reg_for_int(const_offset / 16);
- } else {
- emit(ir, TGSI_OPCODE_USHR, st_dst_reg(index_reg), op[1], st_src_reg_for_int(4));
+ /* Constant index into constant buffer */
+ cbuf.reladdr = NULL;
+ cbuf.index = const_offset / 16;
+ }
+ else {
+ /* Relative/variable index into constant buffer */
+ emit_asm(ir, TGSI_OPCODE_USHR, st_dst_reg(index_reg), op[1],
+ st_src_reg_for_int(4));
+ cbuf.reladdr = ralloc(mem_ctx, st_src_reg);
+ memcpy(cbuf.reladdr, &index_reg, sizeof(index_reg));
}
- cbuf.swizzle = swizzle_for_size(ir->type->vector_elements);
- cbuf.swizzle += MAKE_SWIZZLE4(const_offset % 16 / 4,
- const_offset % 16 / 4,
- const_offset % 16 / 4,
- const_offset % 16 / 4);
+ if (const_uniform_block) {
+ /* Constant constant buffer */
+ cbuf.reladdr2 = NULL;
+ cbuf.index2D = const_block;
+ cbuf.has_index2 = true;
+ }
+ else {
+ /* Relative/variable constant buffer */
+ cbuf.reladdr2 = ralloc(mem_ctx, st_src_reg);
+ cbuf.index2D = 1;
+ memcpy(cbuf.reladdr2, &op[0], sizeof(st_src_reg));
+ cbuf.has_index2 = true;
+ }
- cbuf.reladdr = ralloc(mem_ctx, st_src_reg);
- memcpy(cbuf.reladdr, &index_reg, sizeof(index_reg));
+ cbuf.swizzle = swizzle_for_size(ir->type->vector_elements);
+ if (cbuf.type == GLSL_TYPE_DOUBLE)
+ cbuf.swizzle += MAKE_SWIZZLE4(const_offset % 16 / 8,
+ const_offset % 16 / 8,
+ const_offset % 16 / 8,
+ const_offset % 16 / 8);
+ else
+ cbuf.swizzle += MAKE_SWIZZLE4(const_offset % 16 / 4,
+ const_offset % 16 / 4,
+ const_offset % 16 / 4,
+ const_offset % 16 / 4);
if (ir->type->base_type == GLSL_TYPE_BOOL) {
- emit(ir, TGSI_OPCODE_USNE, result_dst, cbuf, st_src_reg_for_int(0));
+ emit_asm(ir, TGSI_OPCODE_USNE, result_dst, cbuf, st_src_reg_for_int(0));
} else {
- emit(ir, TGSI_OPCODE_MOV, result_dst, cbuf);
+ emit_asm(ir, TGSI_OPCODE_MOV, result_dst, cbuf);
}
break;
}
case ir_triop_lrp:
/* note: we have to reorder the three args here */
- emit(ir, TGSI_OPCODE_LRP, result_dst, op[2], op[1], op[0]);
+ emit_asm(ir, TGSI_OPCODE_LRP, result_dst, op[2], op[1], op[0]);
break;
case ir_triop_csel:
if (this->ctx->Const.NativeIntegers)
- emit(ir, TGSI_OPCODE_UCMP, result_dst, op[0], op[1], op[2]);
+ emit_asm(ir, TGSI_OPCODE_UCMP, result_dst, op[0], op[1], op[2]);
else {
op[0].negate = ~op[0].negate;
- emit(ir, TGSI_OPCODE_CMP, result_dst, op[0], op[1], op[2]);
+ emit_asm(ir, TGSI_OPCODE_CMP, result_dst, op[0], op[1], op[2]);
+ }
+ break;
+ case ir_triop_bitfield_extract:
+ emit_asm(ir, TGSI_OPCODE_IBFE, result_dst, op[0], op[1], op[2]);
+ break;
+ case ir_quadop_bitfield_insert:
+ emit_asm(ir, TGSI_OPCODE_BFI, result_dst, op[0], op[1], op[2], op[3]);
+ break;
+ case ir_unop_bitfield_reverse:
+ emit_asm(ir, TGSI_OPCODE_BREV, result_dst, op[0]);
+ break;
+ case ir_unop_bit_count:
+ emit_asm(ir, TGSI_OPCODE_POPC, result_dst, op[0]);
+ break;
+ case ir_unop_find_msb:
+ emit_asm(ir, TGSI_OPCODE_IMSB, result_dst, op[0]);
+ break;
+ case ir_unop_find_lsb:
+ emit_asm(ir, TGSI_OPCODE_LSB, result_dst, op[0]);
+ break;
+ case ir_binop_imul_high:
+ emit_asm(ir, TGSI_OPCODE_IMUL_HI, result_dst, op[0], op[1]);
+ break;
+ case ir_triop_fma:
+ /* In theory, MAD is incorrect here. */
+ if (have_fma)
+ emit_asm(ir, TGSI_OPCODE_FMA, result_dst, op[0], op[1], op[2]);
+ else
+ emit_asm(ir, TGSI_OPCODE_MAD, result_dst, op[0], op[1], op[2]);
+ break;
+ case ir_unop_interpolate_at_centroid:
+ emit_asm(ir, TGSI_OPCODE_INTERP_CENTROID, result_dst, op[0]);
+ break;
+ case ir_binop_interpolate_at_offset:
+ emit_asm(ir, TGSI_OPCODE_INTERP_OFFSET, result_dst, op[0], op[1]);
+ break;
+ case ir_binop_interpolate_at_sample:
+ emit_asm(ir, TGSI_OPCODE_INTERP_SAMPLE, result_dst, op[0], op[1]);
+ break;
+
+ case ir_unop_d2f:
+ emit_asm(ir, TGSI_OPCODE_D2F, result_dst, op[0]);
+ break;
+ case ir_unop_f2d:
+ emit_asm(ir, TGSI_OPCODE_F2D, result_dst, op[0]);
+ break;
+ case ir_unop_d2i:
+ emit_asm(ir, TGSI_OPCODE_D2I, result_dst, op[0]);
+ break;
+ case ir_unop_i2d:
+ emit_asm(ir, TGSI_OPCODE_I2D, result_dst, op[0]);
+ break;
+ case ir_unop_d2u:
+ emit_asm(ir, TGSI_OPCODE_D2U, result_dst, op[0]);
+ break;
+ case ir_unop_u2d:
+ emit_asm(ir, TGSI_OPCODE_U2D, result_dst, op[0]);
+ break;
+ case ir_unop_unpack_double_2x32:
+ case ir_unop_pack_double_2x32:
+ emit_asm(ir, TGSI_OPCODE_MOV, result_dst, op[0]);
+ break;
+
+ case ir_binop_ldexp:
+ if (ir->operands[0]->type->base_type == GLSL_TYPE_DOUBLE) {
+ emit_asm(ir, TGSI_OPCODE_DLDEXP, result_dst, op[0], op[1]);
+ } else {
+ assert(!"Invalid ldexp for non-double opcode in glsl_to_tgsi_visitor::visit()");
}
break;
+
case ir_unop_pack_snorm_2x16:
case ir_unop_pack_unorm_2x16:
case ir_unop_pack_half_2x16:
case ir_unop_pack_snorm_4x8:
case ir_unop_pack_unorm_4x8:
+
case ir_unop_unpack_snorm_2x16:
case ir_unop_unpack_unorm_2x16:
case ir_unop_unpack_half_2x16:
case ir_unop_unpack_half_2x16_split_y:
case ir_unop_unpack_snorm_4x8:
case ir_unop_unpack_unorm_4x8:
+
case ir_binop_pack_half_2x16_split:
- case ir_unop_bitfield_reverse:
- case ir_unop_bit_count:
- case ir_unop_find_msb:
- case ir_unop_find_lsb:
case ir_binop_bfm:
- case ir_triop_fma:
case ir_triop_bfi:
- case ir_triop_bitfield_extract:
- case ir_quadop_bitfield_insert:
case ir_quadop_vector:
case ir_binop_vector_extract:
case ir_triop_vector_insert:
- case ir_binop_ldexp:
case ir_binop_carry:
case ir_binop_borrow:
- case ir_binop_imul_high:
+ case ir_unop_ssbo_unsized_array_length:
/* This operation is not supported, or should have already been handled.
*/
assert(!"Invalid ir opcode in glsl_to_tgsi_visitor::visit()");
break;
+
+ case ir_unop_get_buffer_size:
+ assert(!"Not implemented yet");
+ break;
}
this->result = result_src;
ir->val->accept(this);
src = this->result;
assert(src.file != PROGRAM_UNDEFINED);
+ assert(ir->type->vector_elements > 0);
for (i = 0; i < 4; i++) {
if (i < ir->type->vector_elements) {
this->result = src;
}
+/* Test if the variable is an array. Note that geometry and
+ * tessellation shader inputs are outputs are always arrays (except
+ * for patch inputs), so only the array element type is considered.
+ */
+static bool
+is_inout_array(unsigned stage, ir_variable *var, bool *is_2d)
+{
+ const glsl_type *type = var->type;
+
+ if ((stage == MESA_SHADER_VERTEX && var->data.mode == ir_var_shader_in) ||
+ (stage == MESA_SHADER_FRAGMENT && var->data.mode == ir_var_shader_out))
+ return false;
+
+ *is_2d = false;
+
+ if (((stage == MESA_SHADER_GEOMETRY && var->data.mode == ir_var_shader_in) ||
+ (stage == MESA_SHADER_TESS_EVAL && var->data.mode == ir_var_shader_in) ||
+ stage == MESA_SHADER_TESS_CTRL) &&
+ !var->data.patch) {
+ if (!var->type->is_array())
+ return false; /* a system value probably */
+
+ type = var->type->fields.array;
+ *is_2d = true;
+ }
+
+ return type->is_array() || type->is_matrix();
+}
+
void
glsl_to_tgsi_visitor::visit(ir_dereference_variable *ir)
{
variable_storage *entry = find_variable_storage(ir->var);
ir_variable *var = ir->var;
+ bool is_2d;
if (!entry) {
- switch (var->mode) {
+ switch (var->data.mode) {
case ir_var_uniform:
entry = new(mem_ctx) variable_storage(var, PROGRAM_UNIFORM,
- var->location);
+ var->data.location);
this->variables.push_tail(entry);
break;
case ir_var_shader_in:
* generic attributes (glBindVertexLocation), and
* user-defined varyings.
*/
- assert(var->location != -1);
- entry = new(mem_ctx) variable_storage(var,
- PROGRAM_INPUT,
- var->location);
+ assert(var->data.location != -1);
+
+ if (is_inout_array(shader->Stage, var, &is_2d)) {
+ struct array_decl *decl = &input_arrays[num_input_arrays];
+
+ decl->mesa_index = var->data.location;
+ decl->array_id = num_input_arrays + 1;
+ if (is_2d)
+ decl->array_size = type_size(var->type->fields.array);
+ else
+ decl->array_size = type_size(var->type);
+ num_input_arrays++;
+
+ entry = new(mem_ctx) variable_storage(var,
+ PROGRAM_INPUT,
+ var->data.location,
+ decl->array_id);
+ }
+ else {
+ entry = new(mem_ctx) variable_storage(var,
+ PROGRAM_INPUT,
+ var->data.location);
+ }
+ this->variables.push_tail(entry);
break;
case ir_var_shader_out:
- assert(var->location != -1);
- entry = new(mem_ctx) variable_storage(var,
- PROGRAM_OUTPUT,
- var->location + var->index);
+ assert(var->data.location != -1);
+
+ if (is_inout_array(shader->Stage, var, &is_2d)) {
+ struct array_decl *decl = &output_arrays[num_output_arrays];
+
+ decl->mesa_index = var->data.location;
+ decl->array_id = num_output_arrays + 1;
+ if (is_2d)
+ decl->array_size = type_size(var->type->fields.array);
+ else
+ decl->array_size = type_size(var->type);
+ num_output_arrays++;
+
+ entry = new(mem_ctx) variable_storage(var,
+ PROGRAM_OUTPUT,
+ var->data.location,
+ decl->array_id);
+ }
+ else {
+ entry = new(mem_ctx) variable_storage(var,
+ PROGRAM_OUTPUT,
+ var->data.location
+ + var->data.index);
+ }
+ this->variables.push_tail(entry);
break;
case ir_var_system_value:
entry = new(mem_ctx) variable_storage(var,
PROGRAM_SYSTEM_VALUE,
- var->location);
+ var->data.location);
break;
case ir_var_auto:
case ir_var_temporary:
}
this->result = st_src_reg(entry->file, entry->index, var->type);
+ this->result.array_id = entry->array_id;
if (!native_integers)
this->result.type = GLSL_TYPE_FLOAT;
}
+static void
+shrink_array_declarations(struct array_decl *arrays, unsigned count,
+ GLbitfield64 usage_mask,
+ GLbitfield patch_usage_mask)
+{
+ unsigned i, j;
+
+ /* Fix array declarations by removing unused array elements at both ends
+ * of the arrays. For example, mat4[3] where only mat[1] is used.
+ */
+ for (i = 0; i < count; i++) {
+ struct array_decl *decl = &arrays[i];
+
+ /* Shrink the beginning. */
+ for (j = 0; j < decl->array_size; j++) {
+ if (decl->mesa_index >= VARYING_SLOT_PATCH0) {
+ if (patch_usage_mask &
+ BITFIELD64_BIT(decl->mesa_index - VARYING_SLOT_PATCH0 + j))
+ break;
+ }
+ else {
+ if (usage_mask & BITFIELD64_BIT(decl->mesa_index+j))
+ break;
+ }
+
+ decl->mesa_index++;
+ decl->array_size--;
+ j--;
+ }
+
+ /* Shrink the end. */
+ for (j = decl->array_size-1; j >= 0; j--) {
+ if (decl->mesa_index >= VARYING_SLOT_PATCH0) {
+ if (patch_usage_mask &
+ BITFIELD64_BIT(decl->mesa_index - VARYING_SLOT_PATCH0 + j))
+ break;
+ }
+ else {
+ if (usage_mask & BITFIELD64_BIT(decl->mesa_index+j))
+ break;
+ }
+
+ decl->array_size--;
+ }
+ }
+}
+
void
glsl_to_tgsi_visitor::visit(ir_dereference_array *ir)
{
ir_constant *index;
st_src_reg src;
int element_size = type_size(ir->type);
- bool is_2D_input;
+ bool is_2D = false;
index = ir->array_index->constant_expression_value();
ir->array->accept(this);
src = this->result;
- is_2D_input = this->prog->Target == GL_GEOMETRY_PROGRAM_NV &&
- src.file == PROGRAM_INPUT &&
- ir->array->ir_type != ir_type_dereference_array;
+ if (ir->array->ir_type != ir_type_dereference_array) {
+ switch (this->prog->Target) {
+ case GL_TESS_CONTROL_PROGRAM_NV:
+ is_2D = (src.file == PROGRAM_INPUT || src.file == PROGRAM_OUTPUT) &&
+ !ir->variable_referenced()->data.patch;
+ break;
+ case GL_TESS_EVALUATION_PROGRAM_NV:
+ is_2D = src.file == PROGRAM_INPUT &&
+ !ir->variable_referenced()->data.patch;
+ break;
+ case GL_GEOMETRY_PROGRAM_NV:
+ is_2D = src.file == PROGRAM_INPUT;
+ break;
+ }
+ }
- if (is_2D_input)
+ if (is_2D)
element_size = 1;
if (index) {
- if (is_2D_input) {
+ if (is_2D) {
src.index2D = index->value.i[0];
src.has_index2 = true;
} else
index_reg = get_temp(native_integers ?
glsl_type::int_type : glsl_type::float_type);
- emit(ir, TGSI_OPCODE_MUL, st_dst_reg(index_reg),
+ emit_asm(ir, TGSI_OPCODE_MUL, st_dst_reg(index_reg),
this->result, st_src_reg_for_type(index_reg.type, element_size));
}
/* If there was already a relative address register involved, add the
* new and the old together to get the new offset.
*/
- if (!is_2D_input && src.reladdr != NULL) {
+ if (!is_2D && src.reladdr != NULL) {
st_src_reg accum_reg = get_temp(native_integers ?
glsl_type::int_type : glsl_type::float_type);
- emit(ir, TGSI_OPCODE_ADD, st_dst_reg(accum_reg),
+ emit_asm(ir, TGSI_OPCODE_ADD, st_dst_reg(accum_reg),
index_reg, *src.reladdr);
index_reg = accum_reg;
}
- if (is_2D_input) {
+ if (is_2D) {
src.reladdr2 = ralloc(mem_ctx, st_src_reg);
memcpy(src.reladdr2, &index_reg, sizeof(index_reg));
src.index2D = 0;
bool switch_order = false;
ir_expression *const expr = ir->as_expression();
+
+ if (native_integers) {
+ if ((expr != NULL) && (expr->get_num_operands() == 2)) {
+ enum glsl_base_type type = expr->operands[0]->type->base_type;
+ if (type == GLSL_TYPE_INT || type == GLSL_TYPE_UINT ||
+ type == GLSL_TYPE_BOOL) {
+ if (expr->operation == ir_binop_equal) {
+ if (expr->operands[0]->is_zero()) {
+ src_ir = expr->operands[1];
+ switch_order = true;
+ }
+ else if (expr->operands[1]->is_zero()) {
+ src_ir = expr->operands[0];
+ switch_order = true;
+ }
+ }
+ else if (expr->operation == ir_binop_nequal) {
+ if (expr->operands[0]->is_zero()) {
+ src_ir = expr->operands[1];
+ }
+ else if (expr->operands[1]->is_zero()) {
+ src_ir = expr->operands[0];
+ }
+ }
+ }
+ }
+
+ src_ir->accept(this);
+ return switch_order;
+ }
+
if ((expr != NULL) && (expr->get_num_operands() == 2)) {
bool zero_on_left = false;
void
glsl_to_tgsi_visitor::emit_block_mov(ir_assignment *ir, const struct glsl_type *type,
- st_dst_reg *l, st_src_reg *r)
+ st_dst_reg *l, st_src_reg *r,
+ st_src_reg *cond, bool cond_swap)
{
if (type->base_type == GLSL_TYPE_STRUCT) {
for (unsigned int i = 0; i < type->length; i++) {
- emit_block_mov(ir, type->fields.structure[i].type, l, r);
+ emit_block_mov(ir, type->fields.structure[i].type, l, r,
+ cond, cond_swap);
}
return;
}
if (type->is_array()) {
for (unsigned int i = 0; i < type->length; i++) {
- emit_block_mov(ir, type->fields.array, l, r);
+ emit_block_mov(ir, type->fields.array, l, r, cond, cond_swap);
}
return;
}
const struct glsl_type *vec_type;
vec_type = glsl_type::get_instance(GLSL_TYPE_FLOAT,
- type->vector_elements, 1);
+ type->vector_elements, 1);
for (int i = 0; i < type->matrix_columns; i++) {
- emit_block_mov(ir, vec_type, l, r);
+ emit_block_mov(ir, vec_type, l, r, cond, cond_swap);
}
return;
}
assert(type->is_scalar() || type->is_vector());
r->type = type->base_type;
- emit(ir, TGSI_OPCODE_MOV, *l, *r);
+ if (cond) {
+ st_src_reg l_src = st_src_reg(*l);
+ l_src.swizzle = swizzle_for_size(type->vector_elements);
+
+ if (native_integers) {
+ emit_asm(ir, TGSI_OPCODE_UCMP, *l, *cond,
+ cond_swap ? l_src : *r,
+ cond_swap ? *r : l_src);
+ } else {
+ emit_asm(ir, TGSI_OPCODE_CMP, *l, *cond,
+ cond_swap ? l_src : *r,
+ cond_swap ? *r : l_src);
+ }
+ } else {
+ emit_asm(ir, TGSI_OPCODE_MOV, *l, *r);
+ }
l->index++;
r->index++;
}
{
st_dst_reg l;
st_src_reg r;
- int i;
ir->rhs->accept(this);
r = this->result;
assert(!ir->lhs->type->is_scalar() && !ir->lhs->type->is_vector());
l.writemask = WRITEMASK_XYZW;
} else if (ir->lhs->type->is_scalar() &&
- ir->lhs->variable_referenced()->mode == ir_var_shader_out) {
+ !ir->lhs->type->is_double() &&
+ ir->lhs->variable_referenced()->data.mode == ir_var_shader_out) {
/* FINISHME: This hack makes writing to gl_FragDepth, which lives in the
* FINISHME: W component of fragment shader output zero, work correctly.
*/
swizzles[i] = first_enabled_chan;
}
r.swizzle = MAKE_SWIZZLE4(swizzles[0], swizzles[1],
- swizzles[2], swizzles[3]);
+ swizzles[2], swizzles[3]);
}
assert(l.file != PROGRAM_UNDEFINED);
const bool switch_order = this->process_move_condition(ir->condition);
st_src_reg condition = this->result;
- for (i = 0; i < type_size(ir->lhs->type); i++) {
- st_src_reg l_src = st_src_reg(l);
- st_src_reg condition_temp = condition;
- l_src.swizzle = swizzle_for_size(ir->lhs->type->vector_elements);
-
- if (native_integers) {
- /* This is necessary because TGSI's CMP instruction expects the
- * condition to be a float, and we store booleans as integers.
- * TODO: really want to avoid i2f path and use UCMP. Requires
- * changes to process_move_condition though too.
- */
- condition_temp = get_temp(glsl_type::vec4_type);
- condition.negate = 0;
- emit(ir, TGSI_OPCODE_I2F, st_dst_reg(condition_temp), condition);
- condition_temp.swizzle = condition.swizzle;
- }
-
- if (switch_order) {
- emit(ir, TGSI_OPCODE_CMP, l, condition_temp, l_src, r);
- } else {
- emit(ir, TGSI_OPCODE_CMP, l, condition_temp, r, l_src);
- }
-
- l.index++;
- r.index++;
- }
+ emit_block_mov(ir, ir->lhs->type, &l, &r, &condition, switch_order);
} else if (ir->rhs->as_expression() &&
this->instructions.get_tail() &&
ir->rhs == ((glsl_to_tgsi_instruction *)this->instructions.get_tail())->ir &&
type_size(ir->lhs->type) == 1 &&
- l.writemask == ((glsl_to_tgsi_instruction *)this->instructions.get_tail())->dst.writemask) {
- /* To avoid emitting an extra MOV when assigning an expression to a
+ l.writemask == ((glsl_to_tgsi_instruction *)this->instructions.get_tail())->dst[0].writemask) {
+ /* To avoid emitting an extra MOV when assigning an expression to a
* variable, emit the last instruction of the expression again, but
* replace the destination register with the target of the assignment.
* Dead code elimination will remove the original instruction.
*/
glsl_to_tgsi_instruction *inst, *new_inst;
inst = (glsl_to_tgsi_instruction *)this->instructions.get_tail();
- new_inst = emit(ir, inst->op, l, inst->src[0], inst->src[1], inst->src[2]);
+ new_inst = emit_asm(ir, inst->op, l, inst->src[0], inst->src[1], inst->src[2], inst->src[3]);
new_inst->saturate = inst->saturate;
- inst->dead_mask = inst->dst.writemask;
+ inst->dead_mask = inst->dst[0].writemask;
} else {
- emit_block_mov(ir, ir->rhs->type, &l, &r);
+ emit_block_mov(ir, ir->rhs->type, &l, &r, NULL, false);
}
}
glsl_to_tgsi_visitor::visit(ir_constant *ir)
{
st_src_reg src;
- GLfloat stack_vals[4] = { 0 };
+ GLdouble stack_vals[4] = { 0 };
gl_constant_value *values = (gl_constant_value *) stack_vals;
GLenum gl_type = GL_NONE;
unsigned int i;
st_src_reg temp_base = get_temp(ir->type);
st_dst_reg temp = st_dst_reg(temp_base);
- foreach_iter(exec_list_iterator, iter, ir->components) {
- ir_constant *field_value = (ir_constant *)iter.get();
+ foreach_in_list(ir_constant, field_value, &ir->components) {
int size = type_size(field_value->type);
assert(size > 0);
src = this->result;
for (i = 0; i < (unsigned int)size; i++) {
- emit(ir, TGSI_OPCODE_MOV, temp, src);
+ emit_asm(ir, TGSI_OPCODE_MOV, temp, src);
src.index++;
temp.index++;
ir->array_elements[i]->accept(this);
src = this->result;
for (int j = 0; j < size; j++) {
- emit(ir, TGSI_OPCODE_MOV, temp, src);
+ emit_asm(ir, TGSI_OPCODE_MOV, temp, src);
src.index++;
temp.index++;
ir->type->vector_elements,
GL_FLOAT,
&src.swizzle);
- emit(ir, TGSI_OPCODE_MOV, mat_column, src);
+ emit_asm(ir, TGSI_OPCODE_MOV, mat_column, src);
mat_column.index++;
}
values[i].f = ir->value.f[i];
}
break;
+ case GLSL_TYPE_DOUBLE:
+ gl_type = GL_DOUBLE;
+ for (i = 0; i < ir->type->vector_elements; i++) {
+ values[i * 2].i = *(uint32_t *)&ir->value.d[i];
+ values[i * 2 + 1].i = *(((uint32_t *)&ir->value.d[i]) + 1);
+ }
+ break;
case GLSL_TYPE_UINT:
gl_type = native_integers ? GL_UNSIGNED_INT : GL_FLOAT;
for (i = 0; i < ir->type->vector_elements; i++) {
case GLSL_TYPE_BOOL:
gl_type = native_integers ? GL_BOOL : GL_FLOAT;
for (i = 0; i < ir->type->vector_elements; i++) {
- if (native_integers)
- values[i].u = ir->value.b[i] ? ~0 : 0;
- else
- values[i].f = ir->value.b[i];
+ values[i].u = ir->value.b[i] ? ctx->Const.UniformBooleanTrue : 0;
}
break;
default:
function_entry *
glsl_to_tgsi_visitor::get_function_signature(ir_function_signature *sig)
{
- function_entry *entry;
-
- foreach_iter(exec_list_iterator, iter, this->function_signatures) {
- entry = (function_entry *)iter.get();
-
+ foreach_in_list_use_after(function_entry, entry, &this->function_signatures) {
if (entry->sig == sig)
return entry;
}
entry->bgn_inst = NULL;
/* Allocate storage for all the parameters. */
- foreach_iter(exec_list_iterator, iter, sig->parameters) {
- ir_variable *param = (ir_variable *)iter.get();
+ foreach_in_list(ir_variable, param, &sig->parameters) {
variable_storage *storage;
storage = find_variable_storage(param);
int i;
/* Process in parameters. */
- exec_list_iterator sig_iter = sig->parameters.iterator();
- foreach_iter(exec_list_iterator, iter, *ir) {
- ir_rvalue *param_rval = (ir_rvalue *)iter.get();
- ir_variable *param = (ir_variable *)sig_iter.get();
+ foreach_two_lists(formal_node, &sig->parameters,
+ actual_node, &ir->actual_parameters) {
+ ir_rvalue *param_rval = (ir_rvalue *) actual_node;
+ ir_variable *param = (ir_variable *) formal_node;
- if (param->mode == ir_var_function_in ||
- param->mode == ir_var_function_inout) {
+ if (param->data.mode == ir_var_function_in ||
+ param->data.mode == ir_var_function_inout) {
variable_storage *storage = find_variable_storage(param);
assert(storage);
l.cond_mask = COND_TR;
for (i = 0; i < type_size(param->type); i++) {
- emit(ir, TGSI_OPCODE_MOV, l, r);
+ emit_asm(ir, TGSI_OPCODE_MOV, l, r);
l.index++;
r.index++;
}
}
-
- sig_iter.next();
}
- assert(!sig_iter.has_next());
/* Emit call instruction */
- call_inst = emit(ir, TGSI_OPCODE_CAL);
+ call_inst = emit_asm(ir, TGSI_OPCODE_CAL);
call_inst->function = entry;
/* Process out parameters. */
- sig_iter = sig->parameters.iterator();
- foreach_iter(exec_list_iterator, iter, *ir) {
- ir_rvalue *param_rval = (ir_rvalue *)iter.get();
- ir_variable *param = (ir_variable *)sig_iter.get();
+ foreach_two_lists(formal_node, &sig->parameters,
+ actual_node, &ir->actual_parameters) {
+ ir_rvalue *param_rval = (ir_rvalue *) actual_node;
+ ir_variable *param = (ir_variable *) formal_node;
- if (param->mode == ir_var_function_out ||
- param->mode == ir_var_function_inout) {
+ if (param->data.mode == ir_var_function_out ||
+ param->data.mode == ir_var_function_inout) {
variable_storage *storage = find_variable_storage(param);
assert(storage);
st_dst_reg l = st_dst_reg(this->result);
for (i = 0; i < type_size(param->type); i++) {
- emit(ir, TGSI_OPCODE_MOV, l, r);
+ emit_asm(ir, TGSI_OPCODE_MOV, l, r);
l.index++;
r.index++;
}
}
-
- sig_iter.next();
}
- assert(!sig_iter.has_next());
/* Process return value. */
this->result = entry->return_reg;
void
glsl_to_tgsi_visitor::visit(ir_texture *ir)
{
- st_src_reg result_src, coord, cube_sc, lod_info, projector, dx, dy, offset, sample_index;
+ st_src_reg result_src, coord, cube_sc, lod_info, projector, dx, dy;
+ st_src_reg offset[MAX_GLSL_TEXTURE_OFFSET], sample_index, component;
+ st_src_reg levels_src;
st_dst_reg result_dst, coord_dst, cube_sc_dst;
glsl_to_tgsi_instruction *inst = NULL;
unsigned opcode = TGSI_OPCODE_NOP;
const glsl_type *sampler_type = ir->sampler->type;
+ ir_rvalue *sampler_index =
+ _mesa_get_sampler_array_nonconst_index(ir->sampler);
bool is_cube_array = false;
+ unsigned i;
/* if we are a cube array sampler */
if ((sampler_type->sampler_dimensionality == GLSL_SAMPLER_DIM_CUBE &&
coord = get_temp(glsl_type::vec4_type);
coord_dst = st_dst_reg(coord);
coord_dst.writemask = (1 << ir->coordinate->type->vector_elements) - 1;
- emit(ir, TGSI_OPCODE_MOV, coord_dst, this->result);
+ emit_asm(ir, TGSI_OPCODE_MOV, coord_dst, this->result);
}
if (ir->projector) {
switch (ir->op) {
case ir_tex:
- opcode = (is_cube_array && ir->shadow_comparitor) ? TGSI_OPCODE_TEX2 : TGSI_OPCODE_TEX;
+ opcode = (is_cube_array && ir->shadow_comparitor) ? TGSI_OPCODE_TEX2 : TGSI_OPCODE_TEX;
if (ir->offset) {
ir->offset->accept(this);
- offset = this->result;
+ offset[0] = this->result;
}
break;
case ir_txb:
- opcode = is_cube_array ? TGSI_OPCODE_TXB2 : TGSI_OPCODE_TXB;
+ if (is_cube_array ||
+ sampler_type == glsl_type::samplerCubeShadow_type) {
+ opcode = TGSI_OPCODE_TXB2;
+ }
+ else {
+ opcode = TGSI_OPCODE_TXB;
+ }
ir->lod_info.bias->accept(this);
lod_info = this->result;
if (ir->offset) {
ir->offset->accept(this);
- offset = this->result;
+ offset[0] = this->result;
}
break;
case ir_txl:
lod_info = this->result;
if (ir->offset) {
ir->offset->accept(this);
- offset = this->result;
+ offset[0] = this->result;
}
break;
case ir_txd:
dy = this->result;
if (ir->offset) {
ir->offset->accept(this);
- offset = this->result;
+ offset[0] = this->result;
}
break;
case ir_txs:
ir->lod_info.lod->accept(this);
lod_info = this->result;
break;
+ case ir_query_levels:
+ opcode = TGSI_OPCODE_TXQ;
+ lod_info = undef_src;
+ levels_src = get_temp(ir->type);
+ break;
case ir_txf:
opcode = TGSI_OPCODE_TXF;
ir->lod_info.lod->accept(this);
lod_info = this->result;
if (ir->offset) {
ir->offset->accept(this);
- offset = this->result;
+ offset[0] = this->result;
}
break;
case ir_txf_ms:
ir->lod_info.sample_index->accept(this);
sample_index = this->result;
break;
- case ir_lod:
- assert(!"Unexpected ir_lod opcode");
- break;
case ir_tg4:
- assert(!"Unexpected ir_tg4 opcode");
+ opcode = TGSI_OPCODE_TG4;
+ ir->lod_info.component->accept(this);
+ component = this->result;
+ if (ir->offset) {
+ ir->offset->accept(this);
+ if (ir->offset->type->base_type == GLSL_TYPE_ARRAY) {
+ const glsl_type *elt_type = ir->offset->type->fields.array;
+ for (i = 0; i < ir->offset->type->length; i++) {
+ offset[i] = this->result;
+ offset[i].index += i * type_size(elt_type);
+ offset[i].type = elt_type->base_type;
+ offset[i].swizzle = swizzle_for_size(elt_type->vector_elements);
+ }
+ } else {
+ offset[0] = this->result;
+ }
+ }
break;
- case ir_query_levels:
- assert(!"Unexpected ir_query_levels opcode");
+ case ir_lod:
+ opcode = TGSI_OPCODE_LODQ;
+ break;
+ case ir_texture_samples:
+ opcode = TGSI_OPCODE_TXQS;
break;
+ case ir_samples_identical:
+ unreachable("Unexpected ir_samples_identical opcode");
}
if (ir->projector) {
if (opcode == TGSI_OPCODE_TEX) {
/* Slot the projector in as the last component of the coord. */
coord_dst.writemask = WRITEMASK_W;
- emit(ir, TGSI_OPCODE_MOV, coord_dst, projector);
+ emit_asm(ir, TGSI_OPCODE_MOV, coord_dst, projector);
coord_dst.writemask = WRITEMASK_XYZW;
opcode = TGSI_OPCODE_TXP;
} else {
* projective divide now.
*/
coord_dst.writemask = WRITEMASK_W;
- emit(ir, TGSI_OPCODE_RCP, coord_dst, projector);
+ emit_asm(ir, TGSI_OPCODE_RCP, coord_dst, projector);
/* In the case where we have to project the coordinates "by hand,"
* the shadow comparator value must also be projected.
tmp_src = get_temp(glsl_type::vec4_type);
st_dst_reg tmp_dst = st_dst_reg(tmp_src);
- /* Projective division not allowed for array samplers. */
- assert(!sampler_type->sampler_array);
+ /* Projective division not allowed for array samplers. */
+ assert(!sampler_type->sampler_array);
tmp_dst.writemask = WRITEMASK_Z;
- emit(ir, TGSI_OPCODE_MOV, tmp_dst, this->result);
+ emit_asm(ir, TGSI_OPCODE_MOV, tmp_dst, this->result);
tmp_dst.writemask = WRITEMASK_XY;
- emit(ir, TGSI_OPCODE_MOV, tmp_dst, coord);
+ emit_asm(ir, TGSI_OPCODE_MOV, tmp_dst, coord);
}
coord_dst.writemask = WRITEMASK_XYZ;
- emit(ir, TGSI_OPCODE_MUL, coord_dst, tmp_src, coord_w);
+ emit_asm(ir, TGSI_OPCODE_MUL, coord_dst, tmp_src, coord_w);
coord_dst.writemask = WRITEMASK_XYZW;
coord.swizzle = SWIZZLE_XYZW;
cube_sc = get_temp(glsl_type::float_type);
cube_sc_dst = st_dst_reg(cube_sc);
cube_sc_dst.writemask = WRITEMASK_X;
- emit(ir, TGSI_OPCODE_MOV, cube_sc_dst, this->result);
+ emit_asm(ir, TGSI_OPCODE_MOV, cube_sc_dst, this->result);
cube_sc_dst.writemask = WRITEMASK_X;
}
else {
} else {
coord_dst.writemask = WRITEMASK_Z;
}
-
- emit(ir, TGSI_OPCODE_MOV, coord_dst, this->result);
+ emit_asm(ir, TGSI_OPCODE_MOV, coord_dst, this->result);
coord_dst.writemask = WRITEMASK_XYZW;
}
}
if (ir->op == ir_txf_ms) {
coord_dst.writemask = WRITEMASK_W;
- emit(ir, TGSI_OPCODE_MOV, coord_dst, sample_index);
+ emit_asm(ir, TGSI_OPCODE_MOV, coord_dst, sample_index);
coord_dst.writemask = WRITEMASK_XYZW;
} else if (opcode == TGSI_OPCODE_TXL || opcode == TGSI_OPCODE_TXB ||
opcode == TGSI_OPCODE_TXF) {
/* TGSI stores LOD or LOD bias in the last channel of the coords. */
coord_dst.writemask = WRITEMASK_W;
- emit(ir, TGSI_OPCODE_MOV, coord_dst, lod_info);
+ emit_asm(ir, TGSI_OPCODE_MOV, coord_dst, lod_info);
coord_dst.writemask = WRITEMASK_XYZW;
}
+ if (sampler_index) {
+ sampler_index->accept(this);
+ emit_arl(ir, sampler_reladdr, this->result);
+ }
+
if (opcode == TGSI_OPCODE_TXD)
- inst = emit(ir, opcode, result_dst, coord, dx, dy);
- else if (opcode == TGSI_OPCODE_TXQ)
- inst = emit(ir, opcode, result_dst, lod_info);
- else if (opcode == TGSI_OPCODE_TXF) {
- inst = emit(ir, opcode, result_dst, coord);
+ inst = emit_asm(ir, opcode, result_dst, coord, dx, dy);
+ else if (opcode == TGSI_OPCODE_TXQ) {
+ if (ir->op == ir_query_levels) {
+ /* the level is stored in W */
+ inst = emit_asm(ir, opcode, st_dst_reg(levels_src), lod_info);
+ result_dst.writemask = WRITEMASK_X;
+ levels_src.swizzle = SWIZZLE_WWWW;
+ emit_asm(ir, TGSI_OPCODE_MOV, result_dst, levels_src);
+ } else
+ inst = emit_asm(ir, opcode, result_dst, lod_info);
+ } else if (opcode == TGSI_OPCODE_TXQS) {
+ inst = emit_asm(ir, opcode, result_dst);
+ } else if (opcode == TGSI_OPCODE_TXF) {
+ inst = emit_asm(ir, opcode, result_dst, coord);
} else if (opcode == TGSI_OPCODE_TXL2 || opcode == TGSI_OPCODE_TXB2) {
- inst = emit(ir, opcode, result_dst, coord, lod_info);
+ inst = emit_asm(ir, opcode, result_dst, coord, lod_info);
} else if (opcode == TGSI_OPCODE_TEX2) {
- inst = emit(ir, opcode, result_dst, coord, cube_sc);
- } else
- inst = emit(ir, opcode, result_dst, coord);
+ inst = emit_asm(ir, opcode, result_dst, coord, cube_sc);
+ } else if (opcode == TGSI_OPCODE_TG4) {
+ if (is_cube_array && ir->shadow_comparitor) {
+ inst = emit_asm(ir, opcode, result_dst, coord, cube_sc);
+ } else {
+ inst = emit_asm(ir, opcode, result_dst, coord, component);
+ }
+ } else
+ inst = emit_asm(ir, opcode, result_dst, coord);
if (ir->shadow_comparitor)
inst->tex_shadow = GL_TRUE;
- inst->sampler = _mesa_get_sampler_uniform_value(ir->sampler,
- this->shader_program,
- this->prog);
+ inst->sampler.index = _mesa_get_sampler_uniform_value(ir->sampler,
+ this->shader_program,
+ this->prog);
+ if (sampler_index) {
+ inst->sampler.reladdr = ralloc(mem_ctx, st_src_reg);
+ memcpy(inst->sampler.reladdr, &sampler_reladdr, sizeof(sampler_reladdr));
+ inst->sampler_array_size =
+ ir->sampler->as_dereference_array()->array->type->array_size();
+ } else {
+ inst->sampler_array_size = 1;
+ }
if (ir->offset) {
- inst->tex_offset_num_offset = 1;
- inst->tex_offsets[0].Index = offset.index;
- inst->tex_offsets[0].File = offset.file;
- inst->tex_offsets[0].SwizzleX = GET_SWZ(offset.swizzle, 0);
- inst->tex_offsets[0].SwizzleY = GET_SWZ(offset.swizzle, 1);
- inst->tex_offsets[0].SwizzleZ = GET_SWZ(offset.swizzle, 2);
+ for (i = 0; i < MAX_GLSL_TEXTURE_OFFSET && offset[i].file != PROGRAM_UNDEFINED; i++)
+ inst->tex_offsets[i] = offset[i];
+ inst->tex_offset_num_offset = i;
}
switch (sampler_type->sampler_dimensionality) {
assert(!"Should not get here.");
}
+ inst->tex_type = ir->type->base_type;
+
this->result = result_src;
}
l = st_dst_reg(current_function->return_reg);
for (i = 0; i < type_size(current_function->sig->return_type); i++) {
- emit(ir, TGSI_OPCODE_MOV, l, r);
+ emit_asm(ir, TGSI_OPCODE_MOV, l, r);
l.index++;
r.index++;
}
}
- emit(ir, TGSI_OPCODE_RET);
+ emit_asm(ir, TGSI_OPCODE_RET);
}
void
{
if (ir->condition) {
ir->condition->accept(this);
- this->result.negate = ~this->result.negate;
- emit(ir, TGSI_OPCODE_KILL_IF, undef_dst, this->result);
+ st_src_reg condition = this->result;
+
+ /* Convert the bool condition to a float so we can negate. */
+ if (native_integers) {
+ st_src_reg temp = get_temp(ir->condition->type);
+ emit_asm(ir, TGSI_OPCODE_AND, st_dst_reg(temp),
+ condition, st_src_reg_for_float(1.0));
+ condition = temp;
+ }
+
+ condition.negate = ~condition.negate;
+ emit_asm(ir, TGSI_OPCODE_KILL_IF, undef_dst, condition);
} else {
/* unconditional kil */
- emit(ir, TGSI_OPCODE_KILL);
+ emit_asm(ir, TGSI_OPCODE_KILL);
}
}
if_opcode = native_integers ? TGSI_OPCODE_UIF : TGSI_OPCODE_IF;
- if_inst = emit(ir->condition, if_opcode, undef_dst, this->result);
+ if_inst = emit_asm(ir->condition, if_opcode, undef_dst, this->result);
this->instructions.push_tail(if_inst);
visit_exec_list(&ir->then_instructions, this);
if (!ir->else_instructions.is_empty()) {
- emit(ir->condition, TGSI_OPCODE_ELSE);
+ emit_asm(ir->condition, TGSI_OPCODE_ELSE);
visit_exec_list(&ir->else_instructions, this);
}
- if_inst = emit(ir->condition, TGSI_OPCODE_ENDIF);
+ if_inst = emit_asm(ir->condition, TGSI_OPCODE_ENDIF);
}
glsl_to_tgsi_visitor::visit(ir_emit_vertex *ir)
{
assert(this->prog->Target == GL_GEOMETRY_PROGRAM_NV);
- emit(ir, TGSI_OPCODE_EMIT);
+
+ ir->stream->accept(this);
+ emit_asm(ir, TGSI_OPCODE_EMIT, undef_dst, this->result);
}
void
glsl_to_tgsi_visitor::visit(ir_end_primitive *ir)
{
assert(this->prog->Target == GL_GEOMETRY_PROGRAM_NV);
- emit(ir, TGSI_OPCODE_ENDPRIM);
+
+ ir->stream->accept(this);
+ emit_asm(ir, TGSI_OPCODE_ENDPRIM, undef_dst, this->result);
+}
+
+void
+glsl_to_tgsi_visitor::visit(ir_barrier *ir)
+{
+ assert(this->prog->Target == GL_TESS_CONTROL_PROGRAM_NV ||
+ this->prog->Target == GL_COMPUTE_PROGRAM_NV);
+
+ emit_asm(ir, TGSI_OPCODE_BARRIER);
}
glsl_to_tgsi_visitor::glsl_to_tgsi_visitor()
{
result.file = PROGRAM_UNDEFINED;
next_temp = 1;
+ array_sizes = NULL;
+ max_num_arrays = 0;
next_array = 0;
+ num_input_arrays = 0;
+ num_output_arrays = 0;
next_signature_id = 1;
num_immediates = 0;
current_function = NULL;
num_address_regs = 0;
samplers_used = 0;
indirect_addr_consts = false;
+ wpos_transform_const = -1;
glsl_version = 0;
native_integers = false;
mem_ctx = ralloc_context(NULL);
ctx = NULL;
prog = NULL;
shader_program = NULL;
+ shader = NULL;
options = NULL;
+ have_sqrt = false;
+ have_fma = false;
}
glsl_to_tgsi_visitor::~glsl_to_tgsi_visitor()
{
+ free(array_sizes);
ralloc_free(mem_ctx);
}
{
v->samplers_used = 0;
- foreach_iter(exec_list_iterator, iter, v->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &v->instructions) {
+ if (inst->info->is_tex) {
+ for (int i = 0; i < inst->sampler_array_size; i++) {
+ unsigned idx = inst->sampler.index + i;
+ v->samplers_used |= 1 << idx;
- if (is_tex_instruction(inst->op)) {
- v->samplers_used |= 1 << inst->sampler;
+ debug_assert(idx < (int)ARRAY_SIZE(v->sampler_types));
+ v->sampler_types[idx] = inst->tex_type;
+ v->sampler_targets[idx] =
+ st_translate_texture_target(inst->tex_target, inst->tex_shadow);
- if (inst->tex_shadow) {
- prog->ShadowSamplers |= 1 << inst->sampler;
+ if (inst->tex_shadow) {
+ prog->ShadowSamplers |= 1 << (inst->sampler.index + i);
+ }
}
}
}
-
prog->SamplersUsed = v->samplers_used;
if (v->shader_program != NULL)
_mesa_update_shader_textures_used(v->shader_program, prog);
}
-static void
-set_uniform_initializer(struct gl_context *ctx, void *mem_ctx,
- struct gl_shader_program *shader_program,
- const char *name, const glsl_type *type,
- ir_constant *val)
-{
- if (type->is_record()) {
- ir_constant *field_constant;
-
- field_constant = (ir_constant *)val->components.get_head();
-
- for (unsigned int i = 0; i < type->length; i++) {
- const glsl_type *field_type = type->fields.structure[i].type;
- const char *field_name = ralloc_asprintf(mem_ctx, "%s.%s", name,
- type->fields.structure[i].name);
- set_uniform_initializer(ctx, mem_ctx, shader_program, field_name,
- field_type, field_constant);
- field_constant = (ir_constant *)field_constant->next;
- }
- return;
- }
-
- unsigned offset;
- unsigned index = _mesa_get_uniform_location(ctx, shader_program, name,
- &offset);
- if (offset == GL_INVALID_INDEX) {
- fail_link(shader_program,
- "Couldn't find uniform for initializer %s\n", name);
- return;
- }
- int loc = _mesa_uniform_merge_location_offset(shader_program, index, offset);
-
- for (unsigned int i = 0; i < (type->is_array() ? type->length : 1); i++) {
- ir_constant *element;
- const glsl_type *element_type;
- if (type->is_array()) {
- element = val->array_elements[i];
- element_type = type->fields.array;
- } else {
- element = val;
- element_type = type;
- }
-
- void *values;
-
- if (element_type->base_type == GLSL_TYPE_BOOL) {
- int *conv = ralloc_array(mem_ctx, int, element_type->components());
- for (unsigned int j = 0; j < element_type->components(); j++) {
- conv[j] = element->value.b[j];
- }
- values = (void *)conv;
- element_type = glsl_type::get_instance(GLSL_TYPE_INT,
- element_type->vector_elements,
- 1);
- } else {
- values = &element->value;
- }
-
- if (element_type->is_matrix()) {
- _mesa_uniform_matrix(ctx, shader_program,
- element_type->matrix_columns,
- element_type->vector_elements,
- loc, 1, GL_FALSE, (GLfloat *)values);
- } else {
- _mesa_uniform(ctx, shader_program, loc, element_type->matrix_columns,
- values, element_type->gl_type);
- }
-
- loc++;
- }
-}
-
/**
* Returns the mask of channels (bitmask of WRITEMASK_X,Y,Z,W) which
* are read from the given src in this instruction
*/
for (comp = 0; comp < 4; ++comp) {
const unsigned coord = GET_SWZ(src.swizzle, comp);
- ASSERT(coord < 4);
+ assert(coord < 4);
if (dst.writemask & (1 << comp) && coord <= SWIZZLE_W)
read_mask |= 1 << coord;
}
* Here is why this conversion is safe:
* CMP T0, T1 T2 T0 can be expanded to:
* if (T1 < 0.0)
- * MOV T0, T2;
+ * MOV T0, T2;
* else
- * MOV T0, T0;
+ * MOV T0, T0;
*
* If (T1 < 0.0) evaluates to true then our replacement MOV T0, T2 is the same
* as the original program. If (T1 < 0.0) evaluates to false, executing
void
glsl_to_tgsi_visitor::simplify_cmp(void)
{
- unsigned *tempWrites;
- unsigned outputWrites[MAX_PROGRAM_OUTPUTS];
+ int tempWritesSize = 0;
+ unsigned *tempWrites = NULL;
+ unsigned outputWrites[VARYING_SLOT_TESS_MAX];
- tempWrites = new unsigned[MAX_TEMPS];
- if (!tempWrites) {
- return;
- }
- memset(tempWrites, 0, sizeof(unsigned) * MAX_TEMPS);
memset(outputWrites, 0, sizeof(outputWrites));
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
unsigned prevWriteMask = 0;
/* Give up if we encounter relative addressing or flow control. */
- if (inst->dst.reladdr ||
+ if (inst->dst[0].reladdr || inst->dst[0].reladdr2 ||
+ inst->dst[1].reladdr || inst->dst[1].reladdr2 ||
tgsi_get_opcode_info(inst->op)->is_branch ||
inst->op == TGSI_OPCODE_BGNSUB ||
inst->op == TGSI_OPCODE_CONT ||
break;
}
- if (inst->dst.file == PROGRAM_OUTPUT) {
- assert(inst->dst.index < MAX_PROGRAM_OUTPUTS);
- prevWriteMask = outputWrites[inst->dst.index];
- outputWrites[inst->dst.index] |= inst->dst.writemask;
- } else if (inst->dst.file == PROGRAM_TEMPORARY) {
- assert(inst->dst.index < MAX_TEMPS);
- prevWriteMask = tempWrites[inst->dst.index];
- tempWrites[inst->dst.index] |= inst->dst.writemask;
+ if (inst->dst[0].file == PROGRAM_OUTPUT) {
+ assert(inst->dst[0].index < (signed)ARRAY_SIZE(outputWrites));
+ prevWriteMask = outputWrites[inst->dst[0].index];
+ outputWrites[inst->dst[0].index] |= inst->dst[0].writemask;
+ } else if (inst->dst[0].file == PROGRAM_TEMPORARY) {
+ if (inst->dst[0].index >= tempWritesSize) {
+ const int inc = 4096;
+
+ tempWrites = (unsigned*)
+ realloc(tempWrites,
+ (tempWritesSize + inc) * sizeof(unsigned));
+ if (!tempWrites)
+ return;
+
+ memset(tempWrites + tempWritesSize, 0, inc * sizeof(unsigned));
+ tempWritesSize += inc;
+ }
+
+ prevWriteMask = tempWrites[inst->dst[0].index];
+ tempWrites[inst->dst[0].index] |= inst->dst[0].writemask;
} else
continue;
/* For a CMP to be considered a conditional write, the destination
* register and source register two must be the same. */
if (inst->op == TGSI_OPCODE_CMP
- && !(inst->dst.writemask & prevWriteMask)
- && inst->src[2].file == inst->dst.file
- && inst->src[2].index == inst->dst.index
- && inst->dst.writemask == get_src_arg_mask(inst->dst, inst->src[2])) {
+ && !(inst->dst[0].writemask & prevWriteMask)
+ && inst->src[2].file == inst->dst[0].file
+ && inst->src[2].index == inst->dst[0].index
+ && inst->dst[0].writemask == get_src_arg_mask(inst->dst[0], inst->src[2])) {
inst->op = TGSI_OPCODE_MOV;
inst->src[0] = inst->src[1];
}
}
- delete [] tempWrites;
+ free(tempWrites);
}
/* Replaces all references to a temporary register index with another index. */
void
-glsl_to_tgsi_visitor::rename_temp_register(int index, int new_index)
+glsl_to_tgsi_visitor::rename_temp_registers(int num_renames, struct rename_reg_pair *renames)
{
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
unsigned j;
-
- for (j=0; j < num_inst_src_regs(inst->op); j++) {
- if (inst->src[j].file == PROGRAM_TEMPORARY &&
- inst->src[j].index == index) {
- inst->src[j].index = new_index;
- }
+ int k;
+ for (j = 0; j < num_inst_src_regs(inst); j++) {
+ if (inst->src[j].file == PROGRAM_TEMPORARY)
+ for (k = 0; k < num_renames; k++)
+ if (inst->src[j].index == renames[k].old_reg)
+ inst->src[j].index = renames[k].new_reg;
+ }
+
+ for (j = 0; j < inst->tex_offset_num_offset; j++) {
+ if (inst->tex_offsets[j].file == PROGRAM_TEMPORARY)
+ for (k = 0; k < num_renames; k++)
+ if (inst->tex_offsets[j].index == renames[k].old_reg)
+ inst->tex_offsets[j].index = renames[k].new_reg;
}
-
- if (inst->dst.file == PROGRAM_TEMPORARY && inst->dst.index == index) {
- inst->dst.index = new_index;
+
+ for (j = 0; j < num_inst_dst_regs(inst); j++) {
+ if (inst->dst[j].file == PROGRAM_TEMPORARY)
+ for (k = 0; k < num_renames; k++)
+ if (inst->dst[j].index == renames[k].old_reg)
+ inst->dst[j].index = renames[k].new_reg;
}
}
}
-int
-glsl_to_tgsi_visitor::get_first_temp_read(int index)
+void
+glsl_to_tgsi_visitor::get_first_temp_read(int *first_reads)
{
int depth = 0; /* loop depth */
int loop_start = -1; /* index of the first active BGNLOOP (if any) */
unsigned i = 0, j;
-
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- for (j=0; j < num_inst_src_regs(inst->op); j++) {
- if (inst->src[j].file == PROGRAM_TEMPORARY &&
- inst->src[j].index == index) {
- return (depth == 0) ? i : loop_start;
+
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ for (j = 0; j < num_inst_src_regs(inst); j++) {
+ if (inst->src[j].file == PROGRAM_TEMPORARY) {
+ if (first_reads[inst->src[j].index] == -1)
+ first_reads[inst->src[j].index] = (depth == 0) ? i : loop_start;
+ }
+ }
+ for (j = 0; j < inst->tex_offset_num_offset; j++) {
+ if (inst->tex_offsets[j].file == PROGRAM_TEMPORARY) {
+ if (first_reads[inst->tex_offsets[j].index] == -1)
+ first_reads[inst->tex_offsets[j].index] = (depth == 0) ? i : loop_start;
}
}
-
if (inst->op == TGSI_OPCODE_BGNLOOP) {
if(depth++ == 0)
loop_start = i;
loop_start = -1;
}
assert(depth >= 0);
-
i++;
}
-
- return -1;
}
-int
-glsl_to_tgsi_visitor::get_first_temp_write(int index)
+void
+glsl_to_tgsi_visitor::get_last_temp_read_first_temp_write(int *last_reads, int *first_writes)
{
int depth = 0; /* loop depth */
int loop_start = -1; /* index of the first active BGNLOOP (if any) */
- int i = 0;
-
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- if (inst->dst.file == PROGRAM_TEMPORARY && inst->dst.index == index) {
- return (depth == 0) ? i : loop_start;
- }
-
+ unsigned i = 0, j;
+ int k;
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ for (j = 0; j < num_inst_src_regs(inst); j++) {
+ if (inst->src[j].file == PROGRAM_TEMPORARY)
+ last_reads[inst->src[j].index] = (depth == 0) ? i : -2;
+ }
+ for (j = 0; j < num_inst_dst_regs(inst); j++) {
+ if (inst->dst[j].file == PROGRAM_TEMPORARY)
+ if (first_writes[inst->dst[j].index] == -1)
+ first_writes[inst->dst[j].index] = (depth == 0) ? i : loop_start;
+ }
+ for (j = 0; j < inst->tex_offset_num_offset; j++) {
+ if (inst->tex_offsets[j].file == PROGRAM_TEMPORARY)
+ last_reads[inst->tex_offsets[j].index] = (depth == 0) ? i : -2;
+ }
if (inst->op == TGSI_OPCODE_BGNLOOP) {
if(depth++ == 0)
loop_start = i;
} else if (inst->op == TGSI_OPCODE_ENDLOOP) {
- if (--depth == 0)
+ if (--depth == 0) {
loop_start = -1;
+ for (k = 0; k < this->next_temp; k++) {
+ if (last_reads[k] == -2) {
+ last_reads[k] = i;
+ }
+ }
+ }
}
assert(depth >= 0);
-
i++;
}
-
- return -1;
}
-int
-glsl_to_tgsi_visitor::get_last_temp_read(int index)
+void
+glsl_to_tgsi_visitor::get_last_temp_write(int *last_writes)
{
int depth = 0; /* loop depth */
- int last = -1; /* index of last instruction that reads the temporary */
- unsigned i = 0, j;
-
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- for (j=0; j < num_inst_src_regs(inst->op); j++) {
- if (inst->src[j].file == PROGRAM_TEMPORARY &&
- inst->src[j].index == index) {
- last = (depth == 0) ? i : -2;
- }
+ int i = 0, k;
+ unsigned j;
+
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ for (j = 0; j < num_inst_dst_regs(inst); j++) {
+ if (inst->dst[j].file == PROGRAM_TEMPORARY)
+ last_writes[inst->dst[j].index] = (depth == 0) ? i : -2;
}
-
- if (inst->op == TGSI_OPCODE_BGNLOOP)
- depth++;
- else if (inst->op == TGSI_OPCODE_ENDLOOP)
- if (--depth == 0 && last == -2)
- last = i;
- assert(depth >= 0);
-
- i++;
- }
-
- assert(last >= -1);
- return last;
-}
-int
-glsl_to_tgsi_visitor::get_last_temp_write(int index)
-{
- int depth = 0; /* loop depth */
- int last = -1; /* index of last instruction that writes to the temporary */
- int i = 0;
-
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- if (inst->dst.file == PROGRAM_TEMPORARY && inst->dst.index == index)
- last = (depth == 0) ? i : -2;
-
if (inst->op == TGSI_OPCODE_BGNLOOP)
depth++;
else if (inst->op == TGSI_OPCODE_ENDLOOP)
- if (--depth == 0 && last == -2)
- last = i;
+ if (--depth == 0) {
+ for (k = 0; k < this->next_temp; k++) {
+ if (last_writes[k] == -2) {
+ last_writes[k] = i;
+ }
+ }
+ }
assert(depth >= 0);
-
i++;
}
-
- assert(last >= -1);
- return last;
}
/*
glsl_to_tgsi_visitor::copy_propagate(void)
{
glsl_to_tgsi_instruction **acp = rzalloc_array(mem_ctx,
- glsl_to_tgsi_instruction *,
- this->next_temp * 4);
+ glsl_to_tgsi_instruction *,
+ this->next_temp * 4);
int *acp_level = rzalloc_array(mem_ctx, int, this->next_temp * 4);
int level = 0;
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- assert(inst->dst.file != PROGRAM_TEMPORARY
- || inst->dst.index < this->next_temp);
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ assert(inst->dst[0].file != PROGRAM_TEMPORARY
+ || inst->dst[0].index < this->next_temp);
/* First, do any copy propagation possible into the src regs. */
for (int r = 0; r < 3; r++) {
first = copy_chan;
} else {
if (first->src[0].file != copy_chan->src[0].file ||
- first->src[0].index != copy_chan->src[0].index) {
- good = false;
- break;
+ first->src[0].index != copy_chan->src[0].index ||
+ first->src[0].double_reg2 != copy_chan->src[0].double_reg2 ||
+ first->src[0].index2D != copy_chan->src[0].index2D) {
+ good = false;
+ break;
}
}
}
inst->src[r].index = first->src[0].index;
inst->src[r].index2D = first->src[0].index2D;
inst->src[r].has_index2 = first->src[0].has_index2;
+ inst->src[r].double_reg2 = first->src[0].double_reg2;
+ inst->src[r].array_id = first->src[0].array_id;
int swizzle = 0;
for (int i = 0; i < 4; i++) {
int src_chan = GET_SWZ(inst->src[r].swizzle, i);
glsl_to_tgsi_instruction *copy_inst = acp[acp_base + src_chan];
- swizzle |= (GET_SWZ(copy_inst->src[0].swizzle, src_chan) <<
- (3 * i));
+ swizzle |= (GET_SWZ(copy_inst->src[0].swizzle, src_chan) << (3 * i));
}
inst->src[r].swizzle = swizzle;
}
for (int r = 0; r < this->next_temp; r++) {
for (int c = 0; c < 4; c++) {
if (!acp[4 * r + c])
- continue;
+ continue;
if (acp_level[4 * r + c] >= level)
- acp[4 * r + c] = NULL;
+ acp[4 * r + c] = NULL;
}
}
if (inst->op == TGSI_OPCODE_ENDIF)
/* Continuing the block, clear any written channels from
* the ACP.
*/
- if (inst->dst.file == PROGRAM_TEMPORARY && inst->dst.reladdr) {
- /* Any temporary might be written, so no copy propagation
- * across this instruction.
- */
- memset(acp, 0, sizeof(*acp) * this->next_temp * 4);
- } else if (inst->dst.file == PROGRAM_OUTPUT &&
- inst->dst.reladdr) {
- /* Any output might be written, so no copy propagation
- * from outputs across this instruction.
- */
- for (int r = 0; r < this->next_temp; r++) {
- for (int c = 0; c < 4; c++) {
- if (!acp[4 * r + c])
- continue;
-
- if (acp[4 * r + c]->src[0].file == PROGRAM_OUTPUT)
- acp[4 * r + c] = NULL;
+ for (int d = 0; d < 2; d++) {
+ if (inst->dst[d].file == PROGRAM_TEMPORARY && inst->dst[d].reladdr) {
+ /* Any temporary might be written, so no copy propagation
+ * across this instruction.
+ */
+ memset(acp, 0, sizeof(*acp) * this->next_temp * 4);
+ } else if (inst->dst[d].file == PROGRAM_OUTPUT &&
+ inst->dst[d].reladdr) {
+ /* Any output might be written, so no copy propagation
+ * from outputs across this instruction.
+ */
+ for (int r = 0; r < this->next_temp; r++) {
+ for (int c = 0; c < 4; c++) {
+ if (!acp[4 * r + c])
+ continue;
+
+ if (acp[4 * r + c]->src[0].file == PROGRAM_OUTPUT)
+ acp[4 * r + c] = NULL;
+ }
}
- }
- } else if (inst->dst.file == PROGRAM_TEMPORARY ||
- inst->dst.file == PROGRAM_OUTPUT) {
- /* Clear where it's used as dst. */
- if (inst->dst.file == PROGRAM_TEMPORARY) {
- for (int c = 0; c < 4; c++) {
- if (inst->dst.writemask & (1 << c)) {
- acp[4 * inst->dst.index + c] = NULL;
- }
+ } else if (inst->dst[d].file == PROGRAM_TEMPORARY ||
+ inst->dst[d].file == PROGRAM_OUTPUT) {
+ /* Clear where it's used as dst. */
+ if (inst->dst[d].file == PROGRAM_TEMPORARY) {
+ for (int c = 0; c < 4; c++) {
+ if (inst->dst[d].writemask & (1 << c))
+ acp[4 * inst->dst[d].index + c] = NULL;
+ }
}
- }
-
- /* Clear where it's used as src. */
- for (int r = 0; r < this->next_temp; r++) {
- for (int c = 0; c < 4; c++) {
- if (!acp[4 * r + c])
- continue;
- int src_chan = GET_SWZ(acp[4 * r + c]->src[0].swizzle, c);
-
- if (acp[4 * r + c]->src[0].file == inst->dst.file &&
- acp[4 * r + c]->src[0].index == inst->dst.index &&
- inst->dst.writemask & (1 << src_chan))
- {
- acp[4 * r + c] = NULL;
- }
+ /* Clear where it's used as src. */
+ for (int r = 0; r < this->next_temp; r++) {
+ for (int c = 0; c < 4; c++) {
+ if (!acp[4 * r + c])
+ continue;
+
+ int src_chan = GET_SWZ(acp[4 * r + c]->src[0].swizzle, c);
+
+ if (acp[4 * r + c]->src[0].file == inst->dst[d].file &&
+ acp[4 * r + c]->src[0].index == inst->dst[d].index &&
+ inst->dst[d].writemask & (1 << src_chan)) {
+ acp[4 * r + c] = NULL;
+ }
+ }
}
}
}
/* If this is a copy, add it to the ACP. */
if (inst->op == TGSI_OPCODE_MOV &&
- inst->dst.file == PROGRAM_TEMPORARY &&
- !(inst->dst.file == inst->src[0].file &&
- inst->dst.index == inst->src[0].index) &&
- !inst->dst.reladdr &&
+ inst->dst[0].file == PROGRAM_TEMPORARY &&
+ !(inst->dst[0].file == inst->src[0].file &&
+ inst->dst[0].index == inst->src[0].index) &&
+ !inst->dst[0].reladdr &&
+ !inst->dst[0].reladdr2 &&
!inst->saturate &&
+ inst->src[0].file != PROGRAM_ARRAY &&
!inst->src[0].reladdr &&
!inst->src[0].reladdr2 &&
!inst->src[0].negate) {
for (int i = 0; i < 4; i++) {
- if (inst->dst.writemask & (1 << i)) {
- acp[4 * inst->dst.index + i] = inst;
- acp_level[4 * inst->dst.index + i] = level;
+ if (inst->dst[0].writemask & (1 << i)) {
+ acp[4 * inst->dst[0].index + i] = inst;
+ acp_level[4 * inst->dst[0].index + i] = level;
}
}
}
}
/*
- * Tracks available PROGRAM_TEMPORARY registers for dead code elimination.
+ * On a basic block basis, tracks available PROGRAM_TEMPORARY registers for dead
+ * code elimination.
*
* The glsl_to_tgsi_visitor lazily produces code assuming that this pass
- * will occur. As an example, a TXP production after copy propagation but
+ * will occur. As an example, a TXP production after copy propagation but
* before this pass:
*
* 0: MOV TEMP[1], INPUT[4].xyyy;
* and after this pass:
*
* 0: TXP TEMP[2], INPUT[4].xyyw, texture[0], 2D;
- *
- * FIXME: assumes that all functions are inlined (no support for BGNSUB/ENDSUB)
- * FIXME: doesn't eliminate all dead code inside of loops; it steps around them
- */
-void
-glsl_to_tgsi_visitor::eliminate_dead_code(void)
-{
- int i;
-
- for (i=0; i < this->next_temp; i++) {
- int last_read = get_last_temp_read(i);
- int j = 0;
-
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- if (inst->dst.file == PROGRAM_TEMPORARY && inst->dst.index == i &&
- j > last_read)
- {
- iter.remove();
- delete inst;
- }
-
- j++;
- }
- }
-}
-
-/*
- * On a basic block basis, tracks available PROGRAM_TEMPORARY registers for dead
- * code elimination. This is less primitive than eliminate_dead_code(), as it
- * is per-channel and can detect consecutive writes without a read between them
- * as dead code. However, there is some dead code that can be eliminated by
- * eliminate_dead_code() but not this function - for example, this function
- * cannot eliminate an instruction writing to a register that is never read and
- * is the only instruction writing to that register.
- *
- * The glsl_to_tgsi_visitor lazily produces code assuming that this pass
- * will occur.
*/
int
-glsl_to_tgsi_visitor::eliminate_dead_code_advanced(void)
+glsl_to_tgsi_visitor::eliminate_dead_code(void)
{
glsl_to_tgsi_instruction **writes = rzalloc_array(mem_ctx,
glsl_to_tgsi_instruction *,
int level = 0;
int removed = 0;
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ assert(inst->dst[0].file != PROGRAM_TEMPORARY
+ || inst->dst[0].index < this->next_temp);
- assert(inst->dst.file != PROGRAM_TEMPORARY
- || inst->dst.index < this->next_temp);
-
switch (inst->op) {
case TGSI_OPCODE_BGNLOOP:
case TGSI_OPCODE_ENDLOOP:
for (int r = 0; r < this->next_temp; r++) {
for (int c = 0; c < 4; c++) {
if (!writes[4 * r + c])
- continue;
+ continue;
if (write_level[4 * r + c] == level)
- write_level[4 * r + c] = level-1;
+ write_level[4 * r + c] = level-1;
}
}
-
if(inst->op == TGSI_OPCODE_ENDIF)
--level;
-
break;
case TGSI_OPCODE_IF:
case TGSI_OPCODE_UIF:
++level;
/* fallthrough to default case to mark the condition as read */
-
default:
/* Continuing the block, clear any channels from the write array that
* are read by this instruction.
*/
- for (unsigned i = 0; i < Elements(inst->src); i++) {
+ for (unsigned i = 0; i < ARRAY_SIZE(inst->src); i++) {
if (inst->src[i].file == PROGRAM_TEMPORARY && inst->src[i].reladdr){
- /* Any temporary might be read, so no dead code elimination
+ /* Any temporary might be read, so no dead code elimination
* across this instruction.
*/
memset(writes, 0, sizeof(*writes) * this->next_temp * 4);
src_chans |= 1 << GET_SWZ(inst->src[i].swizzle, 1);
src_chans |= 1 << GET_SWZ(inst->src[i].swizzle, 2);
src_chans |= 1 << GET_SWZ(inst->src[i].swizzle, 3);
-
+
for (int c = 0; c < 4; c++) {
- if (src_chans & (1 << c)) {
- writes[4 * inst->src[i].index + c] = NULL;
- }
+ if (src_chans & (1 << c))
+ writes[4 * inst->src[i].index + c] = NULL;
+ }
+ }
+ }
+ for (unsigned i = 0; i < inst->tex_offset_num_offset; i++) {
+ if (inst->tex_offsets[i].file == PROGRAM_TEMPORARY && inst->tex_offsets[i].reladdr){
+ /* Any temporary might be read, so no dead code elimination
+ * across this instruction.
+ */
+ memset(writes, 0, sizeof(*writes) * this->next_temp * 4);
+ } else if (inst->tex_offsets[i].file == PROGRAM_TEMPORARY) {
+ /* Clear where it's used as src. */
+ int src_chans = 1 << GET_SWZ(inst->tex_offsets[i].swizzle, 0);
+ src_chans |= 1 << GET_SWZ(inst->tex_offsets[i].swizzle, 1);
+ src_chans |= 1 << GET_SWZ(inst->tex_offsets[i].swizzle, 2);
+ src_chans |= 1 << GET_SWZ(inst->tex_offsets[i].swizzle, 3);
+
+ for (int c = 0; c < 4; c++) {
+ if (src_chans & (1 << c))
+ writes[4 * inst->tex_offsets[i].index + c] = NULL;
}
}
}
* If there is already an instruction in the write array for one or more
* of the channels, flag that channel write as dead.
*/
- if (inst->dst.file == PROGRAM_TEMPORARY &&
- !inst->dst.reladdr &&
- !inst->saturate) {
- for (int c = 0; c < 4; c++) {
- if (inst->dst.writemask & (1 << c)) {
- if (writes[4 * inst->dst.index + c]) {
- if (write_level[4 * inst->dst.index + c] < level)
- continue;
- else
- writes[4 * inst->dst.index + c]->dead_mask |= (1 << c);
+ for (unsigned i = 0; i < ARRAY_SIZE(inst->dst); i++) {
+ if (inst->dst[i].file == PROGRAM_TEMPORARY &&
+ !inst->dst[i].reladdr) {
+ for (int c = 0; c < 4; c++) {
+ if (inst->dst[i].writemask & (1 << c)) {
+ if (writes[4 * inst->dst[i].index + c]) {
+ if (write_level[4 * inst->dst[i].index + c] < level)
+ continue;
+ else
+ writes[4 * inst->dst[i].index + c]->dead_mask |= (1 << c);
+ }
+ writes[4 * inst->dst[i].index + c] = inst;
+ write_level[4 * inst->dst[i].index + c] = level;
}
- writes[4 * inst->dst.index + c] = inst;
- write_level[4 * inst->dst.index + c] = level;
}
}
}
/* Now actually remove the instructions that are completely dead and update
* the writemask of other instructions with dead channels.
*/
- foreach_iter(exec_list_iterator, iter, this->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
-
- if (!inst->dead_mask || !inst->dst.writemask)
+ foreach_in_list_safe(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ if (!inst->dead_mask || !inst->dst[0].writemask)
continue;
- else if ((inst->dst.writemask & ~inst->dead_mask) == 0) {
- iter.remove();
+ else if ((inst->dst[0].writemask & ~inst->dead_mask) == 0) {
+ inst->remove();
delete inst;
removed++;
- } else
- inst->dst.writemask &= ~(inst->dead_mask);
+ } else {
+ if (inst->dst[0].type == GLSL_TYPE_DOUBLE) {
+ if (inst->dead_mask == WRITEMASK_XY ||
+ inst->dead_mask == WRITEMASK_ZW)
+ inst->dst[0].writemask &= ~(inst->dead_mask);
+ } else
+ inst->dst[0].writemask &= ~(inst->dead_mask);
+ }
}
ralloc_free(write_level);
ralloc_free(writes);
-
+
return removed;
}
-/* Merges temporary registers together where possible to reduce the number of
+/* merge DFRACEXP instructions into one. */
+void
+glsl_to_tgsi_visitor::merge_two_dsts(void)
+{
+ foreach_in_list_safe(glsl_to_tgsi_instruction, inst, &this->instructions) {
+ glsl_to_tgsi_instruction *inst2;
+ bool merged;
+ if (num_inst_dst_regs(inst) != 2)
+ continue;
+
+ if (inst->dst[0].file != PROGRAM_UNDEFINED &&
+ inst->dst[1].file != PROGRAM_UNDEFINED)
+ continue;
+
+ inst2 = (glsl_to_tgsi_instruction *) inst->next;
+ do {
+
+ if (inst->src[0].file == inst2->src[0].file &&
+ inst->src[0].index == inst2->src[0].index &&
+ inst->src[0].type == inst2->src[0].type &&
+ inst->src[0].swizzle == inst2->src[0].swizzle)
+ break;
+ inst2 = (glsl_to_tgsi_instruction *) inst2->next;
+ } while (inst2);
+
+ if (!inst2)
+ continue;
+ merged = false;
+ if (inst->dst[0].file == PROGRAM_UNDEFINED) {
+ merged = true;
+ inst->dst[0] = inst2->dst[0];
+ } else if (inst->dst[1].file == PROGRAM_UNDEFINED) {
+ inst->dst[1] = inst2->dst[1];
+ merged = true;
+ }
+
+ if (merged) {
+ inst2->remove();
+ delete inst2;
+ }
+ }
+}
+
+/* Merges temporary registers together where possible to reduce the number of
* registers needed to run a program.
- *
- * Produces optimal code only after copy propagation and dead code elimination
+ *
+ * Produces optimal code only after copy propagation and dead code elimination
* have been run. */
void
glsl_to_tgsi_visitor::merge_registers(void)
{
int *last_reads = rzalloc_array(mem_ctx, int, this->next_temp);
int *first_writes = rzalloc_array(mem_ctx, int, this->next_temp);
+ struct rename_reg_pair *renames = rzalloc_array(mem_ctx, struct rename_reg_pair, this->next_temp);
int i, j;
-
+ int num_renames = 0;
+
/* Read the indices of the last read and first write to each temp register
- * into an array so that we don't have to traverse the instruction list as
+ * into an array so that we don't have to traverse the instruction list as
* much. */
- for (i=0; i < this->next_temp; i++) {
- last_reads[i] = get_last_temp_read(i);
- first_writes[i] = get_first_temp_write(i);
+ for (i = 0; i < this->next_temp; i++) {
+ last_reads[i] = -1;
+ first_writes[i] = -1;
}
-
- /* Start looking for registers with non-overlapping usages that can be
+ get_last_temp_read_first_temp_write(last_reads, first_writes);
+
+ /* Start looking for registers with non-overlapping usages that can be
* merged together. */
- for (i=0; i < this->next_temp; i++) {
+ for (i = 0; i < this->next_temp; i++) {
/* Don't touch unused registers. */
if (last_reads[i] < 0 || first_writes[i] < 0) continue;
-
- for (j=0; j < this->next_temp; j++) {
+
+ for (j = 0; j < this->next_temp; j++) {
/* Don't touch unused registers. */
if (last_reads[j] < 0 || first_writes[j] < 0) continue;
-
- /* We can merge the two registers if the first write to j is after or
- * in the same instruction as the last read from i. Note that the
- * register at index i will always be used earlier or at the same time
+
+ /* We can merge the two registers if the first write to j is after or
+ * in the same instruction as the last read from i. Note that the
+ * register at index i will always be used earlier or at the same time
* as the register at index j. */
- if (first_writes[i] <= first_writes[j] &&
- last_reads[i] <= first_writes[j])
- {
- rename_temp_register(j, i); /* Replace all references to j with i.*/
-
- /* Update the first_writes and last_reads arrays with the new
- * values for the merged register index, and mark the newly unused
+ if (first_writes[i] <= first_writes[j] &&
+ last_reads[i] <= first_writes[j]) {
+ renames[num_renames].old_reg = j;
+ renames[num_renames].new_reg = i;
+ num_renames++;
+
+ /* Update the first_writes and last_reads arrays with the new
+ * values for the merged register index, and mark the newly unused
* register index as such. */
last_reads[i] = last_reads[j];
first_writes[j] = -1;
}
}
}
-
+
+ rename_temp_registers(num_renames, renames);
+ ralloc_free(renames);
ralloc_free(last_reads);
ralloc_free(first_writes);
}
-/* Reassign indices to temporary registers by reusing unused indices created
+/* Reassign indices to temporary registers by reusing unused indices created
* by optimization passes. */
void
glsl_to_tgsi_visitor::renumber_registers(void)
{
int i = 0;
int new_index = 0;
-
- for (i=0; i < this->next_temp; i++) {
- if (get_first_temp_read(i) < 0) continue;
- if (i != new_index)
- rename_temp_register(i, new_index);
- new_index++;
- }
-
- this->next_temp = new_index;
-}
-
-/**
- * Returns a fragment program which implements the current pixel transfer ops.
- * Based on get_pixel_transfer_program in st_atom_pixeltransfer.c.
- */
-extern "C" void
-get_pixel_transfer_visitor(struct st_fragment_program *fp,
- glsl_to_tgsi_visitor *original,
- int scale_and_bias, int pixel_maps)
-{
- glsl_to_tgsi_visitor *v = new glsl_to_tgsi_visitor();
- struct st_context *st = st_context(original->ctx);
- struct gl_program *prog = &fp->Base.Base;
- struct gl_program_parameter_list *params = _mesa_new_parameter_list();
- st_src_reg coord, src0;
- st_dst_reg dst0;
- glsl_to_tgsi_instruction *inst;
-
- /* Copy attributes of the glsl_to_tgsi_visitor in the original shader. */
- v->ctx = original->ctx;
- v->prog = prog;
- v->shader_program = NULL;
- v->glsl_version = original->glsl_version;
- v->native_integers = original->native_integers;
- v->options = original->options;
- v->next_temp = original->next_temp;
- v->num_address_regs = original->num_address_regs;
- v->samplers_used = prog->SamplersUsed = original->samplers_used;
- v->indirect_addr_consts = original->indirect_addr_consts;
- memcpy(&v->immediates, &original->immediates, sizeof(v->immediates));
- v->num_immediates = original->num_immediates;
-
- /*
- * Get initial pixel color from the texture.
- * TEX colorTemp, fragment.texcoord[0], texture[0], 2D;
- */
- coord = st_src_reg(PROGRAM_INPUT, VARYING_SLOT_TEX0, glsl_type::vec2_type);
- src0 = v->get_temp(glsl_type::vec4_type);
- dst0 = st_dst_reg(src0);
- inst = v->emit(NULL, TGSI_OPCODE_TEX, dst0, coord);
- inst->sampler = 0;
- inst->tex_target = TEXTURE_2D_INDEX;
-
- prog->InputsRead |= VARYING_BIT_TEX0;
- prog->SamplersUsed |= (1 << 0); /* mark sampler 0 as used */
- v->samplers_used |= (1 << 0);
-
- if (scale_and_bias) {
- static const gl_state_index scale_state[STATE_LENGTH] =
- { STATE_INTERNAL, STATE_PT_SCALE,
- (gl_state_index) 0, (gl_state_index) 0, (gl_state_index) 0 };
- static const gl_state_index bias_state[STATE_LENGTH] =
- { STATE_INTERNAL, STATE_PT_BIAS,
- (gl_state_index) 0, (gl_state_index) 0, (gl_state_index) 0 };
- GLint scale_p, bias_p;
- st_src_reg scale, bias;
-
- scale_p = _mesa_add_state_reference(params, scale_state);
- bias_p = _mesa_add_state_reference(params, bias_state);
-
- /* MAD colorTemp, colorTemp, scale, bias; */
- scale = st_src_reg(PROGRAM_STATE_VAR, scale_p, GLSL_TYPE_FLOAT);
- bias = st_src_reg(PROGRAM_STATE_VAR, bias_p, GLSL_TYPE_FLOAT);
- inst = v->emit(NULL, TGSI_OPCODE_MAD, dst0, src0, scale, bias);
- }
-
- if (pixel_maps) {
- st_src_reg temp = v->get_temp(glsl_type::vec4_type);
- st_dst_reg temp_dst = st_dst_reg(temp);
-
- assert(st->pixel_xfer.pixelmap_texture);
-
- /* With a little effort, we can do four pixel map look-ups with
- * two TEX instructions:
- */
-
- /* TEX temp.rg, colorTemp.rgba, texture[1], 2D; */
- temp_dst.writemask = WRITEMASK_XY; /* write R,G */
- inst = v->emit(NULL, TGSI_OPCODE_TEX, temp_dst, src0);
- inst->sampler = 1;
- inst->tex_target = TEXTURE_2D_INDEX;
-
- /* TEX temp.ba, colorTemp.baba, texture[1], 2D; */
- src0.swizzle = MAKE_SWIZZLE4(SWIZZLE_Z, SWIZZLE_W, SWIZZLE_Z, SWIZZLE_W);
- temp_dst.writemask = WRITEMASK_ZW; /* write B,A */
- inst = v->emit(NULL, TGSI_OPCODE_TEX, temp_dst, src0);
- inst->sampler = 1;
- inst->tex_target = TEXTURE_2D_INDEX;
-
- prog->SamplersUsed |= (1 << 1); /* mark sampler 1 as used */
- v->samplers_used |= (1 << 1);
-
- /* MOV colorTemp, temp; */
- inst = v->emit(NULL, TGSI_OPCODE_MOV, dst0, temp);
- }
-
- /* Now copy the instructions from the original glsl_to_tgsi_visitor into the
- * new visitor. */
- foreach_iter(exec_list_iterator, iter, original->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
- glsl_to_tgsi_instruction *newinst;
- st_src_reg src_regs[3];
-
- if (inst->dst.file == PROGRAM_OUTPUT)
- prog->OutputsWritten |= BITFIELD64_BIT(inst->dst.index);
-
- for (int i=0; i<3; i++) {
- src_regs[i] = inst->src[i];
- if (src_regs[i].file == PROGRAM_INPUT &&
- src_regs[i].index == VARYING_SLOT_COL0)
- {
- src_regs[i].file = PROGRAM_TEMPORARY;
- src_regs[i].index = src0.index;
- }
- else if (src_regs[i].file == PROGRAM_INPUT)
- prog->InputsRead |= BITFIELD64_BIT(src_regs[i].index);
+ int *first_reads = rzalloc_array(mem_ctx, int, this->next_temp);
+ struct rename_reg_pair *renames = rzalloc_array(mem_ctx, struct rename_reg_pair, this->next_temp);
+ int num_renames = 0;
+ for (i = 0; i < this->next_temp; i++) {
+ first_reads[i] = -1;
+ }
+ get_first_temp_read(first_reads);
+
+ for (i = 0; i < this->next_temp; i++) {
+ if (first_reads[i] < 0) continue;
+ if (i != new_index) {
+ renames[num_renames].old_reg = i;
+ renames[num_renames].new_reg = new_index;
+ num_renames++;
}
-
- newinst = v->emit(NULL, inst->op, inst->dst, src_regs[0], src_regs[1], src_regs[2]);
- newinst->tex_target = inst->tex_target;
+ new_index++;
}
- /* Make modifications to fragment program info. */
- prog->Parameters = _mesa_combine_parameter_lists(params,
- original->prog->Parameters);
- _mesa_free_parameter_list(params);
- count_resources(v, prog);
- fp->glsl_to_tgsi = v;
-}
-
-/**
- * Make fragment program for glBitmap:
- * Sample the texture and kill the fragment if the bit is 0.
- * This program will be combined with the user's fragment program.
- *
- * Based on make_bitmap_fragment_program in st_cb_bitmap.c.
- */
-extern "C" void
-get_bitmap_visitor(struct st_fragment_program *fp,
- glsl_to_tgsi_visitor *original, int samplerIndex)
-{
- glsl_to_tgsi_visitor *v = new glsl_to_tgsi_visitor();
- struct st_context *st = st_context(original->ctx);
- struct gl_program *prog = &fp->Base.Base;
- st_src_reg coord, src0;
- st_dst_reg dst0;
- glsl_to_tgsi_instruction *inst;
-
- /* Copy attributes of the glsl_to_tgsi_visitor in the original shader. */
- v->ctx = original->ctx;
- v->prog = prog;
- v->shader_program = NULL;
- v->glsl_version = original->glsl_version;
- v->native_integers = original->native_integers;
- v->options = original->options;
- v->next_temp = original->next_temp;
- v->num_address_regs = original->num_address_regs;
- v->samplers_used = prog->SamplersUsed = original->samplers_used;
- v->indirect_addr_consts = original->indirect_addr_consts;
- memcpy(&v->immediates, &original->immediates, sizeof(v->immediates));
- v->num_immediates = original->num_immediates;
-
- /* TEX tmp0, fragment.texcoord[0], texture[0], 2D; */
- coord = st_src_reg(PROGRAM_INPUT, VARYING_SLOT_TEX0, glsl_type::vec2_type);
- src0 = v->get_temp(glsl_type::vec4_type);
- dst0 = st_dst_reg(src0);
- inst = v->emit(NULL, TGSI_OPCODE_TEX, dst0, coord);
- inst->sampler = samplerIndex;
- inst->tex_target = TEXTURE_2D_INDEX;
-
- prog->InputsRead |= VARYING_BIT_TEX0;
- prog->SamplersUsed |= (1 << samplerIndex); /* mark sampler as used */
- v->samplers_used |= (1 << samplerIndex);
-
- /* KIL if -tmp0 < 0 # texel=0 -> keep / texel=0 -> discard */
- src0.negate = NEGATE_XYZW;
- if (st->bitmap.tex_format == PIPE_FORMAT_L8_UNORM)
- src0.swizzle = SWIZZLE_XXXX;
- inst = v->emit(NULL, TGSI_OPCODE_KILL_IF, undef_dst, src0);
-
- /* Now copy the instructions from the original glsl_to_tgsi_visitor into the
- * new visitor. */
- foreach_iter(exec_list_iterator, iter, original->instructions) {
- glsl_to_tgsi_instruction *inst = (glsl_to_tgsi_instruction *)iter.get();
- glsl_to_tgsi_instruction *newinst;
- st_src_reg src_regs[3];
-
- if (inst->dst.file == PROGRAM_OUTPUT)
- prog->OutputsWritten |= BITFIELD64_BIT(inst->dst.index);
-
- for (int i=0; i<3; i++) {
- src_regs[i] = inst->src[i];
- if (src_regs[i].file == PROGRAM_INPUT)
- prog->InputsRead |= BITFIELD64_BIT(src_regs[i].index);
- }
-
- newinst = v->emit(NULL, inst->op, inst->dst, src_regs[0], src_regs[1], src_regs[2]);
- newinst->tex_target = inst->tex_target;
- }
-
- /* Make modifications to fragment program info. */
- prog->Parameters = _mesa_clone_parameter_list(original->prog->Parameters);
- count_resources(v, prog);
- fp->glsl_to_tgsi = v;
+ rename_temp_registers(num_renames, renames);
+ this->next_temp = new_index;
+ ralloc_free(renames);
+ ralloc_free(first_reads);
}
/* ------------------------- TGSI conversion stuff -------------------------- */
struct st_translate {
struct ureg_program *ureg;
- struct ureg_dst temps[MAX_TEMPS];
- struct ureg_dst arrays[MAX_ARRAYS];
+ unsigned temps_size;
+ struct ureg_dst *temps;
+
+ struct ureg_dst *arrays;
+ unsigned num_temp_arrays;
struct ureg_src *constants;
+ int num_constants;
struct ureg_src *immediates;
+ int num_immediates;
struct ureg_dst outputs[PIPE_MAX_SHADER_OUTPUTS];
struct ureg_src inputs[PIPE_MAX_SHADER_INPUTS];
- struct ureg_dst address[2];
+ struct ureg_dst address[3];
struct ureg_src samplers[PIPE_MAX_SAMPLERS];
struct ureg_src systemValues[SYSTEM_VALUE_MAX];
-
- unsigned array_sizes[MAX_ARRAYS];
+ struct tgsi_texture_offset tex_offsets[MAX_GLSL_TEXTURE_OFFSET];
+ unsigned *array_sizes;
+ struct array_decl *input_arrays;
+ struct array_decl *output_arrays;
const GLuint *inputMapping;
const GLuint *outputMapping;
};
/** Map Mesa's SYSTEM_VALUE_x to TGSI_SEMANTIC_x */
-static unsigned mesa_sysval_to_semantic[SYSTEM_VALUE_MAX] = {
- TGSI_SEMANTIC_FACE,
+const unsigned _mesa_sysval_to_semantic[SYSTEM_VALUE_MAX] = {
+ /* Vertex shader
+ */
TGSI_SEMANTIC_VERTEXID,
- TGSI_SEMANTIC_INSTANCEID
+ TGSI_SEMANTIC_INSTANCEID,
+ TGSI_SEMANTIC_VERTEXID_NOBASE,
+ TGSI_SEMANTIC_BASEVERTEX,
+
+ /* Geometry shader
+ */
+ TGSI_SEMANTIC_INVOCATIONID,
+
+ /* Fragment shader
+ */
+ TGSI_SEMANTIC_FACE,
+ TGSI_SEMANTIC_SAMPLEID,
+ TGSI_SEMANTIC_SAMPLEPOS,
+ TGSI_SEMANTIC_SAMPLEMASK,
+ TGSI_SEMANTIC_HELPER_INVOCATION,
+
+ /* Tessellation shaders
+ */
+ TGSI_SEMANTIC_TESSCOORD,
+ TGSI_SEMANTIC_VERTICESIN,
+ TGSI_SEMANTIC_PRIMID,
+ TGSI_SEMANTIC_TESSOUTER,
+ TGSI_SEMANTIC_TESSINNER,
};
/**
if (t->labels_count + 1 >= t->labels_size) {
t->labels_size = 1 << (util_logbase2(t->labels_size) + 1);
- t->labels = (struct label *)realloc(t->labels,
+ t->labels = (struct label *)realloc(t->labels,
t->labels_size * sizeof(struct label));
if (t->labels == NULL) {
static unsigned dummy;
{
case GL_FLOAT:
return ureg_DECL_immediate(ureg, &values[0].f, size);
+ case GL_DOUBLE:
+ return ureg_DECL_immediate_f64(ureg, (double *)&values[0].f, size);
case GL_INT:
return ureg_DECL_immediate_int(ureg, &values[0].i, size);
case GL_UNSIGNED_INT:
* Map a glsl_to_tgsi dst register to a TGSI ureg_dst register.
*/
static struct ureg_dst
-dst_register(struct st_translate *t,
- gl_register_file file,
- GLuint index)
+dst_register(struct st_translate *t, gl_register_file file, unsigned index,
+ unsigned array_id)
{
unsigned array;
return ureg_dst_undef();
case PROGRAM_TEMPORARY:
- assert(index >= 0);
- assert(index < (int) Elements(t->temps));
-
+ /* Allocate space for temporaries on demand. */
+ if (index >= t->temps_size) {
+ const int inc = 4096;
+
+ t->temps = (struct ureg_dst*)
+ realloc(t->temps,
+ (t->temps_size + inc) * sizeof(struct ureg_dst));
+ if (!t->temps)
+ return ureg_dst_undef();
+
+ memset(t->temps + t->temps_size, 0, inc * sizeof(struct ureg_dst));
+ t->temps_size += inc;
+ }
+
if (ureg_dst_is_undef(t->temps[index]))
t->temps[index] = ureg_DECL_local_temporary(t->ureg);
case PROGRAM_ARRAY:
array = index >> 16;
- assert(array >= 0);
- assert(array < (int) Elements(t->arrays));
+ assert(array < t->num_temp_arrays);
if (ureg_dst_is_undef(t->arrays[array]))
t->arrays[array] = ureg_DECL_array_temporary(
(int)(index & 0xFFFF) - 0x8000);
case PROGRAM_OUTPUT:
- if (t->procType == TGSI_PROCESSOR_VERTEX)
- assert(index < VARYING_SLOT_MAX);
- else if (t->procType == TGSI_PROCESSOR_FRAGMENT)
- assert(index < FRAG_RESULT_MAX);
- else
- assert(index < VARYING_SLOT_MAX);
+ if (!array_id) {
+ if (t->procType == TGSI_PROCESSOR_FRAGMENT)
+ assert(index < FRAG_RESULT_MAX);
+ else if (t->procType == TGSI_PROCESSOR_TESS_CTRL ||
+ t->procType == TGSI_PROCESSOR_TESS_EVAL)
+ assert(index < VARYING_SLOT_TESS_MAX);
+ else
+ assert(index < VARYING_SLOT_MAX);
- assert(t->outputMapping[index] < Elements(t->outputs));
+ assert(t->outputMapping[index] < ARRAY_SIZE(t->outputs));
+ assert(t->outputs[t->outputMapping[index]].File != TGSI_FILE_NULL);
+ return t->outputs[t->outputMapping[index]];
+ }
+ else {
+ struct array_decl *decl = &t->output_arrays[array_id-1];
+ unsigned mesa_index = decl->mesa_index;
+ int slot = t->outputMapping[mesa_index];
- return t->outputs[t->outputMapping[index]];
+ assert(slot != -1 && t->outputs[slot].File == TGSI_FILE_OUTPUT);
+ assert(t->outputs[slot].ArrayID == array_id);
+ return ureg_dst_array_offset(t->outputs[slot], index - mesa_index);
+ }
case PROGRAM_ADDRESS:
return t->address[index];
* Map a glsl_to_tgsi src register to a TGSI ureg_src register.
*/
static struct ureg_src
-src_register(struct st_translate *t,
- gl_register_file file,
- GLint index, GLint index2D)
+src_register(struct st_translate *t, const st_src_reg *reg)
{
- switch(file) {
+ int index = reg->index;
+ int double_reg2 = reg->double_reg2 ? 1 : 0;
+
+ switch(reg->file) {
case PROGRAM_UNDEFINED:
- return ureg_src_undef();
+ return ureg_imm4f(t->ureg, 0, 0, 0, 0);
case PROGRAM_TEMPORARY:
case PROGRAM_ARRAY:
- return ureg_src(dst_register(t, file, index));
+ case PROGRAM_OUTPUT:
+ return ureg_src(dst_register(t, reg->file, reg->index, reg->array_id));
case PROGRAM_UNIFORM:
- assert(index >= 0);
- return t->constants[index];
+ assert(reg->index >= 0);
+ return reg->index < t->num_constants ?
+ t->constants[reg->index] : ureg_imm4f(t->ureg, 0, 0, 0, 0);
case PROGRAM_STATE_VAR:
case PROGRAM_CONSTANT: /* ie, immediate */
- if (index2D) {
- struct ureg_src src;
- src = ureg_src_register(TGSI_FILE_CONSTANT, 0);
- src.Dimension = 1;
- src.DimensionIndex = index2D;
- return src;
- } else if (index < 0)
- return ureg_DECL_constant(t->ureg, 0);
+ if (reg->has_index2)
+ return ureg_src_register(TGSI_FILE_CONSTANT, reg->index);
else
- return t->constants[index];
+ return reg->index >= 0 && reg->index < t->num_constants ?
+ t->constants[reg->index] : ureg_imm4f(t->ureg, 0, 0, 0, 0);
case PROGRAM_IMMEDIATE:
- return t->immediates[index];
+ assert(reg->index >= 0 && reg->index < t->num_immediates);
+ return t->immediates[reg->index];
case PROGRAM_INPUT:
- assert(t->inputMapping[index] < Elements(t->inputs));
- return t->inputs[t->inputMapping[index]];
+ /* GLSL inputs are 64-bit containers, so we have to
+ * map back to the original index and add the offset after
+ * mapping. */
+ index -= double_reg2;
+ if (!reg->array_id) {
+ assert(t->inputMapping[index] < ARRAY_SIZE(t->inputs));
+ assert(t->inputs[t->inputMapping[index]].File != TGSI_FILE_NULL);
+ return t->inputs[t->inputMapping[index]];
+ }
+ else {
+ struct array_decl *decl = &t->input_arrays[reg->array_id-1];
+ unsigned mesa_index = decl->mesa_index;
+ int slot = t->inputMapping[mesa_index];
- case PROGRAM_OUTPUT:
- assert(t->outputMapping[index] < Elements(t->outputs));
- return ureg_src(t->outputs[t->outputMapping[index]]); /* not needed? */
+ assert(slot != -1 && t->inputs[slot].File == TGSI_FILE_INPUT);
+ assert(t->inputs[slot].ArrayID == reg->array_id);
+ return ureg_src_array_offset(t->inputs[slot], index - mesa_index);
+ }
case PROGRAM_ADDRESS:
- return ureg_src(t->address[index]);
+ return ureg_src(t->address[reg->index]);
case PROGRAM_SYSTEM_VALUE:
- assert(index < (int) Elements(t->systemValues));
- return t->systemValues[index];
+ assert(reg->index < (int) ARRAY_SIZE(t->systemValues));
+ return t->systemValues[reg->index];
default:
assert(!"unknown src register file");
static struct ureg_dst
translate_dst(struct st_translate *t,
const st_dst_reg *dst_reg,
- bool saturate, bool clamp_color)
+ bool saturate)
{
- struct ureg_dst dst = dst_register(t,
- dst_reg->file,
- dst_reg->index);
+ struct ureg_dst dst = dst_register(t, dst_reg->file, dst_reg->index,
+ dst_reg->array_id);
+
+ if (dst.File == TGSI_FILE_NULL)
+ return dst;
dst = ureg_writemask(dst, dst_reg->writemask);
-
+
if (saturate)
dst = ureg_saturate(dst);
- else if (clamp_color && dst_reg->file == PROGRAM_OUTPUT) {
- /* Clamp colors for ARB_color_buffer_float. */
- switch (t->procType) {
- case TGSI_PROCESSOR_VERTEX:
- /* XXX if the geometry shader is present, this must be done there
- * instead of here. */
- if (dst_reg->index == VARYING_SLOT_COL0 ||
- dst_reg->index == VARYING_SLOT_COL1 ||
- dst_reg->index == VARYING_SLOT_BFC0 ||
- dst_reg->index == VARYING_SLOT_BFC1) {
- dst = ureg_saturate(dst);
- }
- break;
-
- case TGSI_PROCESSOR_FRAGMENT:
- if (dst_reg->index >= FRAG_RESULT_COLOR) {
- dst = ureg_saturate(dst);
- }
- break;
- }
- }
if (dst_reg->reladdr != NULL) {
assert(dst_reg->file != PROGRAM_TEMPORARY);
dst = ureg_dst_indirect(dst, ureg_src(t->address[0]));
}
+ if (dst_reg->has_index2) {
+ if (dst_reg->reladdr2)
+ dst = ureg_dst_dimension_indirect(dst, ureg_src(t->address[1]),
+ dst_reg->index2D);
+ else
+ dst = ureg_dst_dimension(dst, dst_reg->index2D);
+ }
+
return dst;
}
static struct ureg_src
translate_src(struct st_translate *t, const st_src_reg *src_reg)
{
- struct ureg_src src = src_register(t, src_reg->file, src_reg->index, src_reg->index2D);
+ struct ureg_src src = src_register(t, src_reg);
- if (t->procType == TGSI_PROCESSOR_GEOMETRY && src_reg->has_index2) {
- src = src_register(t, src_reg->file, src_reg->index, src_reg->index2D);
+ if (src_reg->has_index2) {
+ /* 2D indexes occur with geometry shader inputs (attrib, vertex)
+ * and UBO constant buffers (buffer, position).
+ */
if (src_reg->reladdr2)
src = ureg_src_dimension_indirect(src, ureg_src(t->address[1]),
src_reg->index2D);
static struct tgsi_texture_offset
translate_tex_offset(struct st_translate *t,
- const struct tgsi_texture_offset *in_offset)
+ const st_src_reg *in_offset, int idx)
{
struct tgsi_texture_offset offset;
struct ureg_src imm_src;
+ struct ureg_dst dst;
+ int array;
- assert(in_offset->File == PROGRAM_IMMEDIATE);
- imm_src = t->immediates[in_offset->Index];
-
- offset.File = imm_src.File;
- offset.Index = imm_src.Index;
- offset.SwizzleX = imm_src.SwizzleX;
- offset.SwizzleY = imm_src.SwizzleY;
- offset.SwizzleZ = imm_src.SwizzleZ;
- offset.File = TGSI_FILE_IMMEDIATE;
- offset.Padding = 0;
+ switch (in_offset->file) {
+ case PROGRAM_IMMEDIATE:
+ assert(in_offset->index >= 0 && in_offset->index < t->num_immediates);
+ imm_src = t->immediates[in_offset->index];
+
+ offset.File = imm_src.File;
+ offset.Index = imm_src.Index;
+ offset.SwizzleX = imm_src.SwizzleX;
+ offset.SwizzleY = imm_src.SwizzleY;
+ offset.SwizzleZ = imm_src.SwizzleZ;
+ offset.Padding = 0;
+ break;
+ case PROGRAM_TEMPORARY:
+ imm_src = ureg_src(t->temps[in_offset->index]);
+ offset.File = imm_src.File;
+ offset.Index = imm_src.Index;
+ offset.SwizzleX = GET_SWZ(in_offset->swizzle, 0);
+ offset.SwizzleY = GET_SWZ(in_offset->swizzle, 1);
+ offset.SwizzleZ = GET_SWZ(in_offset->swizzle, 2);
+ offset.Padding = 0;
+ break;
+ case PROGRAM_ARRAY:
+ array = in_offset->index >> 16;
+ assert(array >= 0);
+ assert(array < (int)t->num_temp_arrays);
+
+ dst = t->arrays[array];
+ offset.File = dst.File;
+ offset.Index = dst.Index + (in_offset->index & 0xFFFF) - 0x8000;
+ offset.SwizzleX = GET_SWZ(in_offset->swizzle, 0);
+ offset.SwizzleY = GET_SWZ(in_offset->swizzle, 1);
+ offset.SwizzleZ = GET_SWZ(in_offset->swizzle, 2);
+ offset.Padding = 0;
+ break;
+ default:
+ break;
+ }
return offset;
}
static void
compile_tgsi_instruction(struct st_translate *t,
- const glsl_to_tgsi_instruction *inst,
- bool clamp_dst_color_output)
+ const glsl_to_tgsi_instruction *inst)
{
struct ureg_program *ureg = t->ureg;
GLuint i;
- struct ureg_dst dst[1];
+ struct ureg_dst dst[2];
struct ureg_src src[4];
struct tgsi_texture_offset texoffsets[MAX_GLSL_TEXTURE_OFFSET];
unsigned num_src;
unsigned tex_target;
- num_dst = num_inst_dst_regs(inst->op);
- num_src = num_inst_src_regs(inst->op);
+ num_dst = num_inst_dst_regs(inst);
+ num_src = num_inst_src_regs(inst);
- if (num_dst)
- dst[0] = translate_dst(t,
- &inst->dst,
- inst->saturate,
- clamp_dst_color_output);
+ for (i = 0; i < num_dst; i++)
+ dst[i] = translate_dst(t,
+ &inst->dst[i],
+ inst->saturate);
- for (i = 0; i < num_src; i++)
+ for (i = 0; i < num_src; i++)
src[i] = translate_src(t, &inst->src[i]);
switch(inst->op) {
ureg_label_insn(ureg,
inst->op,
src, num_src,
- get_label(t,
+ get_label(t,
inst->op == TGSI_OPCODE_CAL ? inst->function->sig_id : 0));
return;
case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXP:
case TGSI_OPCODE_TXQ:
+ case TGSI_OPCODE_TXQS:
case TGSI_OPCODE_TXF:
case TGSI_OPCODE_TEX2:
case TGSI_OPCODE_TXB2:
case TGSI_OPCODE_TXL2:
- src[num_src++] = t->samplers[inst->sampler];
+ case TGSI_OPCODE_TG4:
+ case TGSI_OPCODE_LODQ:
+ src[num_src] = t->samplers[inst->sampler.index];
+ assert(src[num_src].File != TGSI_FILE_NULL);
+ if (inst->sampler.reladdr)
+ src[num_src] =
+ ureg_src_indirect(src[num_src], ureg_src(t->address[2]));
+ num_src++;
for (i = 0; i < inst->tex_offset_num_offset; i++) {
- texoffsets[i] = translate_tex_offset(t, &inst->tex_offsets[i]);
+ texoffsets[i] = translate_tex_offset(t, &inst->tex_offsets[i], i);
}
tex_target = st_translate_texture_target(inst->tex_target, inst->tex_shadow);
*/
static void
emit_wpos_adjustment( struct st_translate *t,
- const struct gl_program *program,
+ int wpos_transform_const,
boolean invert,
GLfloat adjX, GLfloat adjY[2])
{
struct ureg_program *ureg = t->ureg;
+ assert(wpos_transform_const >= 0);
+
/* Fragment program uses fragment position input.
* Need to replace instances of INPUT[WPOS] with temp T
- * where T = INPUT[WPOS] by y is inverted.
+ * where T = INPUT[WPOS] is inverted by Y.
*/
- static const gl_state_index wposTransformState[STATE_LENGTH]
- = { STATE_INTERNAL, STATE_FB_WPOS_Y_TRANSFORM,
- (gl_state_index)0, (gl_state_index)0, (gl_state_index)0 };
-
- /* XXX: note we are modifying the incoming shader here! Need to
- * do this before emitting the constant decls below, or this
- * will be missed:
- */
- unsigned wposTransConst = _mesa_add_state_reference(program->Parameters,
- wposTransformState);
-
- struct ureg_src wpostrans = ureg_DECL_constant( ureg, wposTransConst );
+ struct ureg_src wpostrans = ureg_DECL_constant(ureg, wpos_transform_const);
struct ureg_dst wpos_temp = ureg_DECL_temporary( ureg );
struct ureg_src wpos_input = t->inputs[t->inputMapping[VARYING_SLOT_POS]];
emit_wpos(struct st_context *st,
struct st_translate *t,
const struct gl_program *program,
- struct ureg_program *ureg)
+ struct ureg_program *ureg,
+ int wpos_transform_const)
{
const struct gl_fragment_program *fp =
(const struct gl_fragment_program *) program;
}
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT)) {
/* the driver supports lower-left origin, need to invert Y */
- ureg_property_fs_coord_origin(ureg, TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_ORIGIN,
+ TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
invert = TRUE;
}
else
/* Fragment shader wants origin in lower-left */
if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT))
/* the driver supports lower-left origin */
- ureg_property_fs_coord_origin(ureg, TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_ORIGIN,
+ TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT))
/* the driver supports upper-left origin, need to invert Y */
invert = TRUE;
else
assert(0);
}
-
+
if (fp->PixelCenterInteger) {
/* Fragment shader wants pixel center integer */
if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER)) {
/* the driver supports pixel center integer */
adjY[1] = 1.0f;
- ureg_property_fs_coord_pixel_center(ureg, TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_PIXEL_CENTER,
+ TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
}
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER)) {
/* the driver supports pixel center half integer, need to bias X,Y */
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER)) {
/* the driver supports pixel center integer, need to bias X,Y */
adjX = adjY[0] = adjY[1] = 0.5f;
- ureg_property_fs_coord_pixel_center(ureg, TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_PIXEL_CENTER,
+ TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
}
else
assert(0);
/* we invert after adjustment so that we avoid the MOV to temporary,
* and reuse the adjustment ADD instead */
- emit_wpos_adjustment(t, program, invert, adjX, adjY);
+ emit_wpos_adjustment(t, wpos_transform_const, invert, adjX, adjY);
}
/**
* saturating the value to [0,1] does the job.
*/
static void
-emit_face_var(struct st_translate *t)
+emit_face_var(struct gl_context *ctx, struct st_translate *t)
{
struct ureg_program *ureg = t->ureg;
struct ureg_dst face_temp = ureg_DECL_temporary(ureg);
struct ureg_src face_input = t->inputs[t->inputMapping[VARYING_SLOT_FACE]];
- /* MOV_SAT face_temp, input[face] */
- face_temp = ureg_saturate(face_temp);
- ureg_MOV(ureg, face_temp, face_input);
+ if (ctx->Const.NativeIntegers) {
+ ureg_FSGE(ureg, face_temp, face_input, ureg_imm1f(ureg, 0));
+ }
+ else {
+ /* MOV_SAT face_temp, input[face] */
+ ureg_MOV(ureg, ureg_saturate(face_temp), face_input);
+ }
/* Use face_temp as face input from here on: */
t->inputs[t->inputMapping[VARYING_SLOT_FACE]] = ureg_src(face_temp);
}
-static void
-emit_edgeflags(struct st_translate *t)
+static bool
+find_array(unsigned attr, struct array_decl *arrays, unsigned count,
+ unsigned *array_id, unsigned *array_size)
{
- struct ureg_program *ureg = t->ureg;
- struct ureg_dst edge_dst = t->outputs[t->outputMapping[VARYING_SLOT_EDGE]];
- struct ureg_src edge_src = t->inputs[t->inputMapping[VERT_ATTRIB_EDGEFLAG]];
+ unsigned i;
- ureg_MOV(ureg, edge_dst, edge_src);
+ for (i = 0; i < count; i++) {
+ struct array_decl *decl = &arrays[i];
+
+ if (attr == decl->mesa_index) {
+ *array_id = decl->array_id;
+ *array_size = decl->array_size;
+ assert(*array_size);
+ return true;
+ }
+ }
+ return false;
}
/**
* \param inputSemanticIndex the semantic index (ex: which texcoord) for
* each input
* \param interpMode the TGSI_INTERPOLATE_LINEAR/PERSP mode for each input
+ * \param interpLocation the TGSI_INTERPOLATE_LOC_* location for each input
* \param numOutputs number of output registers used
* \param outputMapping maps Mesa fragment program outputs to TGSI
* generic outputs
const struct gl_program *proginfo,
GLuint numInputs,
const GLuint inputMapping[],
+ const GLuint inputSlotToAttr[],
const ubyte inputSemanticName[],
const ubyte inputSemanticIndex[],
const GLuint interpMode[],
- const GLboolean is_centroid[],
+ const GLuint interpLocation[],
GLuint numOutputs,
const GLuint outputMapping[],
+ const GLuint outputSlotToAttr[],
const ubyte outputSemanticName[],
- const ubyte outputSemanticIndex[],
- boolean passthrough_edgeflags,
- boolean clamp_color)
+ const ubyte outputSemanticIndex[])
{
struct st_translate *t;
unsigned i;
enum pipe_error ret = PIPE_OK;
- assert(numInputs <= Elements(t->inputs));
- assert(numOutputs <= Elements(t->outputs));
+ assert(numInputs <= ARRAY_SIZE(t->inputs));
+ assert(numOutputs <= ARRAY_SIZE(t->outputs));
+
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_FRONT_FACE] ==
+ TGSI_SEMANTIC_FACE);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_VERTEX_ID] ==
+ TGSI_SEMANTIC_VERTEXID);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_INSTANCE_ID] ==
+ TGSI_SEMANTIC_INSTANCEID);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_SAMPLE_ID] ==
+ TGSI_SEMANTIC_SAMPLEID);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_SAMPLE_POS] ==
+ TGSI_SEMANTIC_SAMPLEPOS);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_SAMPLE_MASK_IN] ==
+ TGSI_SEMANTIC_SAMPLEMASK);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_INVOCATION_ID] ==
+ TGSI_SEMANTIC_INVOCATIONID);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_VERTEX_ID_ZERO_BASE] ==
+ TGSI_SEMANTIC_VERTEXID_NOBASE);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_BASE_VERTEX] ==
+ TGSI_SEMANTIC_BASEVERTEX);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_TESS_COORD] ==
+ TGSI_SEMANTIC_TESSCOORD);
+ assert(_mesa_sysval_to_semantic[SYSTEM_VALUE_HELPER_INVOCATION] ==
+ TGSI_SEMANTIC_HELPER_INVOCATION);
t = CALLOC_STRUCT(st_translate);
if (!t) {
goto out;
}
- memset(t, 0, sizeof *t);
-
t->procType = procType;
t->inputMapping = inputMapping;
t->outputMapping = outputMapping;
t->ureg = ureg;
+ t->num_temp_arrays = program->next_array;
+ if (t->num_temp_arrays)
+ t->arrays = (struct ureg_dst*)
+ calloc(1, sizeof(t->arrays[0]) * t->num_temp_arrays);
- if (program->shader_program) {
- for (i = 0; i < program->shader_program->NumUserUniformStorage; i++) {
- struct gl_uniform_storage *const storage =
- &program->shader_program->UniformStorage[i];
-
- _mesa_uniform_detach_all_driver_storage(storage);
+ /*
+ * Declare input attributes.
+ */
+ switch (procType) {
+ case TGSI_PROCESSOR_FRAGMENT:
+ for (i = 0; i < numInputs; i++) {
+ unsigned array_id = 0;
+ unsigned array_size;
+
+ if (find_array(inputSlotToAttr[i], program->input_arrays,
+ program->num_input_arrays, &array_id, &array_size)) {
+ /* We've found an array. Declare it so. */
+ t->inputs[i] = ureg_DECL_fs_input_cyl_centroid(ureg,
+ inputSemanticName[i], inputSemanticIndex[i],
+ interpMode[i], 0, interpLocation[i],
+ array_id, array_size);
+ i += array_size - 1;
+ }
+ else {
+ t->inputs[i] = ureg_DECL_fs_input_cyl_centroid(ureg,
+ inputSemanticName[i], inputSemanticIndex[i],
+ interpMode[i], 0, interpLocation[i], 0, 1);
+ }
}
+ break;
+ case TGSI_PROCESSOR_GEOMETRY:
+ case TGSI_PROCESSOR_TESS_EVAL:
+ case TGSI_PROCESSOR_TESS_CTRL:
+ for (i = 0; i < numInputs; i++) {
+ unsigned array_id = 0;
+ unsigned array_size;
+
+ if (find_array(inputSlotToAttr[i], program->input_arrays,
+ program->num_input_arrays, &array_id, &array_size)) {
+ /* We've found an array. Declare it so. */
+ t->inputs[i] = ureg_DECL_input(ureg, inputSemanticName[i],
+ inputSemanticIndex[i],
+ array_id, array_size);
+ i += array_size - 1;
+ }
+ else {
+ t->inputs[i] = ureg_DECL_input(ureg, inputSemanticName[i],
+ inputSemanticIndex[i], 0, 1);
+ }
+ }
+ break;
+ case TGSI_PROCESSOR_VERTEX:
+ for (i = 0; i < numInputs; i++) {
+ t->inputs[i] = ureg_DECL_vs_input(ureg, i);
+ }
+ break;
+ default:
+ assert(0);
}
/*
- * Declare input attributes.
+ * Declare output attributes.
*/
- if (procType == TGSI_PROCESSOR_FRAGMENT) {
- for (i = 0; i < numInputs; i++) {
- t->inputs[i] = ureg_DECL_fs_input_cyl_centroid(ureg,
- inputSemanticName[i],
- inputSemanticIndex[i],
- interpMode[i], 0,
- is_centroid[i]);
+ switch (procType) {
+ case TGSI_PROCESSOR_FRAGMENT:
+ break;
+ case TGSI_PROCESSOR_GEOMETRY:
+ case TGSI_PROCESSOR_TESS_EVAL:
+ case TGSI_PROCESSOR_TESS_CTRL:
+ case TGSI_PROCESSOR_VERTEX:
+ for (i = 0; i < numOutputs; i++) {
+ unsigned array_id = 0;
+ unsigned array_size;
+
+ if (find_array(outputSlotToAttr[i], program->output_arrays,
+ program->num_output_arrays, &array_id, &array_size)) {
+ /* We've found an array. Declare it so. */
+ t->outputs[i] = ureg_DECL_output_array(ureg,
+ outputSemanticName[i],
+ outputSemanticIndex[i],
+ array_id, array_size);
+ i += array_size - 1;
+ }
+ else {
+ t->outputs[i] = ureg_DECL_output(ureg,
+ outputSemanticName[i],
+ outputSemanticIndex[i]);
+ }
}
+ break;
+ default:
+ assert(0);
+ }
+ if (procType == TGSI_PROCESSOR_FRAGMENT) {
if (proginfo->InputsRead & VARYING_BIT_POS) {
- /* Must do this after setting up t->inputs, and before
- * emitting constant references, below:
- */
- emit_wpos(st_context(ctx), t, proginfo, ureg);
+ /* Must do this after setting up t->inputs. */
+ emit_wpos(st_context(ctx), t, proginfo, ureg,
+ program->wpos_transform_const);
}
if (proginfo->InputsRead & VARYING_BIT_FACE)
- emit_face_var(t);
+ emit_face_var(ctx, t);
- /*
- * Declare output attributes.
- */
for (i = 0; i < numOutputs; i++) {
switch (outputSemanticName[i]) {
case TGSI_SEMANTIC_POSITION:
TGSI_SEMANTIC_COLOR,
outputSemanticIndex[i]);
break;
+ case TGSI_SEMANTIC_SAMPLEMASK:
+ t->outputs[i] = ureg_DECL_output(ureg,
+ TGSI_SEMANTIC_SAMPLEMASK,
+ outputSemanticIndex[i]);
+ /* TODO: If we ever support more than 32 samples, this will have
+ * to become an array.
+ */
+ t->outputs[i] = ureg_writemask(t->outputs[i], TGSI_WRITEMASK_X);
+ break;
default:
assert(!"fragment shader outputs must be POSITION/STENCIL/COLOR");
ret = PIPE_ERROR_BAD_INPUT;
}
}
}
- else if (procType == TGSI_PROCESSOR_GEOMETRY) {
- for (i = 0; i < numInputs; i++) {
- t->inputs[i] = ureg_DECL_gs_input(ureg,
- i,
- inputSemanticName[i],
- inputSemanticIndex[i]);
- }
-
+ else if (procType == TGSI_PROCESSOR_VERTEX) {
for (i = 0; i < numOutputs; i++) {
- t->outputs[i] = ureg_DECL_output(ureg,
- outputSemanticName[i],
- outputSemanticIndex[i]);
- }
- }
- else {
- assert(procType == TGSI_PROCESSOR_VERTEX);
-
- for (i = 0; i < numInputs; i++) {
- t->inputs[i] = ureg_DECL_vs_input(ureg, i);
- }
-
- for (i = 0; i < numOutputs; i++) {
- t->outputs[i] = ureg_DECL_output(ureg,
- outputSemanticName[i],
- outputSemanticIndex[i]);
if (outputSemanticName[i] == TGSI_SEMANTIC_FOG) {
/* force register to contain a fog coordinate in the form (F, 0, 0, 1). */
ureg_MOV(ureg,
- ureg_writemask(t->outputs[i], TGSI_WRITEMASK_XYZW & ~TGSI_WRITEMASK_X),
+ ureg_writemask(t->outputs[i], TGSI_WRITEMASK_YZW),
ureg_imm4f(ureg, 0.0f, 0.0f, 0.0f, 1.0f));
t->outputs[i] = ureg_writemask(t->outputs[i], TGSI_WRITEMASK_X);
- }
+ }
}
- if (passthrough_edgeflags)
- emit_edgeflags(t);
}
/* Declare address register.
*/
if (program->num_address_regs > 0) {
- assert(program->num_address_regs <= 2);
- t->address[0] = ureg_DECL_address(ureg);
- if (program->num_address_regs == 2)
- t->address[1] = ureg_DECL_address(ureg);
+ assert(program->num_address_regs <= 3);
+ for (int i = 0; i < program->num_address_regs; i++)
+ t->address[i] = ureg_DECL_address(ureg);
}
/* Declare misc input registers
unsigned numSys = 0;
for (i = 0; sysInputs; i++) {
if (sysInputs & (1 << i)) {
- unsigned semName = mesa_sysval_to_semantic[i];
+ unsigned semName = _mesa_sysval_to_semantic[i];
t->systemValues[i] = ureg_DECL_system_value(ureg, numSys, semName, 0);
if (semName == TGSI_SEMANTIC_INSTANCEID ||
semName == TGSI_SEMANTIC_VERTEXID) {
struct pipe_screen *pscreen = st->pipe->screen;
assert(procType == TGSI_PROCESSOR_VERTEX);
assert(pscreen->get_shader_param(pscreen, PIPE_SHADER_VERTEX, PIPE_SHADER_CAP_INTEGERS));
+ (void) pscreen;
if (!ctx->Const.NativeIntegers) {
struct ureg_dst temp = ureg_DECL_local_temporary(t->ureg);
ureg_U2F( t->ureg, ureg_writemask(temp, TGSI_WRITEMASK_X), t->systemValues[i]);
}
}
- /* Copy over array sizes
- */
- memcpy(t->array_sizes, program->array_sizes, sizeof(unsigned) * program->next_array);
+ t->array_sizes = program->array_sizes;
+ t->input_arrays = program->input_arrays;
+ t->output_arrays = program->output_arrays;
- /* Emit constants and uniforms. TGSI uses a single index space for these,
+ /* Emit constants and uniforms. TGSI uses a single index space for these,
* so we put all the translated regs in t->constants.
*/
if (proginfo->Parameters) {
ret = PIPE_ERROR_OUT_OF_MEMORY;
goto out;
}
+ t->num_constants = proginfo->Parameters->NumParameters;
for (i = 0; i < proginfo->Parameters->NumParameters; i++) {
switch (proginfo->Parameters->Parameters[i].Type) {
}
}
- if (program->shader_program) {
- unsigned num_ubos = program->shader_program->NumUniformBlocks;
+ if (program->shader) {
+ unsigned num_ubos = program->shader->NumUniformBlocks;
for (i = 0; i < num_ubos; i++) {
- ureg_DECL_constant2D(t->ureg, 0, program->shader_program->UniformBlocks[i].UniformBufferSize / 4, i + 1);
+ unsigned size = program->shader->UniformBlocks[i]->UniformBufferSize;
+ unsigned num_const_vecs = (size + 15) / 16;
+ unsigned first, last;
+ assert(num_const_vecs > 0);
+ first = 0;
+ last = num_const_vecs > 0 ? num_const_vecs - 1 : 0;
+ ureg_DECL_constant2D(t->ureg, first, last, i + 1);
}
}
-
+
/* Emit immediate values.
*/
t->immediates = (struct ureg_src *)
ret = PIPE_ERROR_OUT_OF_MEMORY;
goto out;
}
+ t->num_immediates = program->num_immediates;
+
i = 0;
- foreach_iter(exec_list_iterator, iter, program->immediates) {
- immediate_storage *imm = (immediate_storage *)iter.get();
+ foreach_in_list(immediate_storage, imm, &program->immediates) {
assert(i < program->num_immediates);
- t->immediates[i++] = emit_immediate(t, imm->values, imm->type, imm->size);
+ t->immediates[i++] = emit_immediate(t, imm->values, imm->type, imm->size32);
}
assert(i == program->num_immediates);
/* texture samplers */
- for (i = 0; i < ctx->Const.FragmentProgram.MaxTextureImageUnits; i++) {
+ for (i = 0; i < ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits; i++) {
if (program->samplers_used & (1 << i)) {
+ unsigned type;
+
t->samplers[i] = ureg_DECL_sampler(ureg, i);
+
+ switch (program->sampler_types[i]) {
+ case GLSL_TYPE_INT:
+ type = TGSI_RETURN_TYPE_SINT;
+ break;
+ case GLSL_TYPE_UINT:
+ type = TGSI_RETURN_TYPE_UINT;
+ break;
+ case GLSL_TYPE_FLOAT:
+ type = TGSI_RETURN_TYPE_FLOAT;
+ break;
+ default:
+ unreachable("not reached");
+ }
+
+ ureg_DECL_sampler_view( ureg, i, program->sampler_targets[i],
+ type, type, type, type );
}
}
/* Emit each instruction in turn:
*/
- foreach_iter(exec_list_iterator, iter, program->instructions) {
+ foreach_in_list(glsl_to_tgsi_instruction, inst, &program->instructions) {
set_insn_start(t, ureg_get_instruction_number(ureg));
- compile_tgsi_instruction(t, (glsl_to_tgsi_instruction *)iter.get(),
- clamp_color);
+ compile_tgsi_instruction(t, inst);
}
/* Fix up all emitted labels:
t->insn[t->labels[i].branch_target]);
}
- if (program->shader_program) {
- /* This has to be done last. Any operation the can cause
- * prog->ParameterValues to get reallocated (e.g., anything that adds a
- * program constant) has to happen before creating this linkage.
- */
- for (unsigned i = 0; i < MESA_SHADER_TYPES; i++) {
- if (program->shader_program->_LinkedShaders[i] == NULL)
- continue;
-
- _mesa_associate_uniform_storage(ctx, program->shader_program,
- program->shader_program->_LinkedShaders[i]->Program->Parameters);
- }
- }
-
out:
if (t) {
+ free(t->arrays);
+ free(t->temps);
free(t->insn);
free(t->labels);
free(t->constants);
+ t->num_constants = 0;
free(t->immediates);
+ t->num_immediates = 0;
if (t->error) {
- debug_printf("%s: translate error flag set\n", __FUNCTION__);
+ debug_printf("%s: translate error flag set\n", __func__);
}
- free(t);
+ FREE(t);
}
return ret;
}
/* ----------------------------- End TGSI code ------------------------------ */
+
/**
- * Convert a shader's GLSL IR into a Mesa gl_program, although without
+ * Convert a shader's GLSL IR into a Mesa gl_program, although without
* generating Mesa IR.
*/
static struct gl_program *
{
glsl_to_tgsi_visitor* v;
struct gl_program *prog;
- GLenum target;
+ GLenum target = _mesa_shader_stage_to_program(shader->Stage);
bool progress;
struct gl_shader_compiler_options *options =
- &ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(shader->Type)];
+ &ctx->Const.ShaderCompilerOptions[_mesa_shader_enum_to_shader_stage(shader->Type)];
struct pipe_screen *pscreen = ctx->st->pipe->screen;
- unsigned ptarget;
-
- switch (shader->Type) {
- case GL_VERTEX_SHADER:
- target = GL_VERTEX_PROGRAM_ARB;
- ptarget = PIPE_SHADER_VERTEX;
- break;
- case GL_FRAGMENT_SHADER:
- target = GL_FRAGMENT_PROGRAM_ARB;
- ptarget = PIPE_SHADER_FRAGMENT;
- break;
- case GL_GEOMETRY_SHADER:
- target = GL_GEOMETRY_PROGRAM_NV;
- ptarget = PIPE_SHADER_GEOMETRY;
- break;
- default:
- assert(!"should not be reached");
- return NULL;
- }
+ unsigned ptarget = st_shader_stage_to_ptarget(shader->Stage);
validate_ir_tree(shader->ir);
v->ctx = ctx;
v->prog = prog;
v->shader_program = shader_program;
+ v->shader = shader;
v->options = options;
v->glsl_version = ctx->Const.GLSLVersion;
v->native_integers = ctx->Const.NativeIntegers;
v->have_sqrt = pscreen->get_shader_param(pscreen, ptarget,
PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED);
+ v->have_fma = pscreen->get_shader_param(pscreen, ptarget,
+ PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED);
+ _mesa_copy_linked_program_data(shader->Stage, shader_program, prog);
_mesa_generate_parameters_list_for_uniforms(shader_program, shader,
- prog->Parameters);
+ prog->Parameters);
/* Remove reads from output registers. */
- lower_output_reads(shader->ir);
+ lower_output_reads(shader->Stage, shader->ir);
/* Emit intermediate IR for main(). */
visit_exec_list(shader->ir, v);
do {
progress = GL_FALSE;
- foreach_iter(exec_list_iterator, iter, v->function_signatures) {
- function_entry *entry = (function_entry *)iter.get();
-
+ foreach_in_list(function_entry, entry, &v->function_signatures) {
if (!entry->bgn_inst) {
v->current_function = entry;
- entry->bgn_inst = v->emit(NULL, TGSI_OPCODE_BGNSUB);
+ entry->bgn_inst = v->emit_asm(NULL, TGSI_OPCODE_BGNSUB);
entry->bgn_inst->function = entry;
visit_exec_list(&entry->sig->body, v);
glsl_to_tgsi_instruction *last;
last = (glsl_to_tgsi_instruction *)v->instructions.get_tail();
if (last->op != TGSI_OPCODE_RET)
- v->emit(NULL, TGSI_OPCODE_RET);
+ v->emit_asm(NULL, TGSI_OPCODE_RET);
glsl_to_tgsi_instruction *end;
- end = v->emit(NULL, TGSI_OPCODE_ENDSUB);
+ end = v->emit_asm(NULL, TGSI_OPCODE_ENDSUB);
end->function = entry;
progress = GL_TRUE;
} while (progress);
#if 0
- /* Print out some information (for debugging purposes) used by the
+ /* Print out some information (for debugging purposes) used by the
* optimization passes. */
- for (i=0; i < v->next_temp; i++) {
- int fr = v->get_first_temp_read(i);
- int fw = v->get_first_temp_write(i);
- int lr = v->get_last_temp_read(i);
- int lw = v->get_last_temp_write(i);
-
- printf("Temp %d: FR=%3d FW=%3d LR=%3d LW=%3d\n", i, fr, fw, lr, lw);
- assert(fw <= fr);
+ {
+ int i;
+ int *first_writes = rzalloc_array(v->mem_ctx, int, v->next_temp);
+ int *first_reads = rzalloc_array(v->mem_ctx, int, v->next_temp);
+ int *last_writes = rzalloc_array(v->mem_ctx, int, v->next_temp);
+ int *last_reads = rzalloc_array(v->mem_ctx, int, v->next_temp);
+
+ for (i = 0; i < v->next_temp; i++) {
+ first_writes[i] = -1;
+ first_reads[i] = -1;
+ last_writes[i] = -1;
+ last_reads[i] = -1;
+ }
+ v->get_first_temp_read(first_reads);
+ v->get_last_temp_read_first_temp_write(last_reads, first_writes);
+ v->get_last_temp_write(last_writes);
+ for (i = 0; i < v->next_temp; i++)
+ printf("Temp %d: FR=%3d FW=%3d LR=%3d LW=%3d\n", i, first_reads[i],
+ first_writes[i],
+ last_reads[i],
+ last_writes[i]);
+ ralloc_free(first_writes);
+ ralloc_free(first_reads);
+ ralloc_free(last_writes);
+ ralloc_free(last_reads);
}
#endif
/* Perform optimizations on the instructions in the glsl_to_tgsi_visitor. */
v->simplify_cmp();
- v->copy_propagate();
- while (v->eliminate_dead_code_advanced());
- v->eliminate_dead_code();
+ if (shader->Type != GL_TESS_CONTROL_SHADER &&
+ shader->Type != GL_TESS_EVALUATION_SHADER)
+ v->copy_propagate();
+
+ while (v->eliminate_dead_code());
+
+ v->merge_two_dsts();
v->merge_registers();
v->renumber_registers();
-
+
/* Write the END instruction. */
- v->emit(NULL, TGSI_OPCODE_END);
+ v->emit_asm(NULL, TGSI_OPCODE_END);
- if (ctx->Shader.Flags & GLSL_DUMP) {
- printf("\n");
- printf("GLSL IR for linked %s program %d:\n",
- _mesa_glsl_shader_target_name(shader->Type),
+ if (ctx->_Shader->Flags & GLSL_DUMP) {
+ _mesa_log("\n");
+ _mesa_log("GLSL IR for linked %s program %d:\n",
+ _mesa_shader_stage_to_string(shader->Stage),
shader_program->Name);
- _mesa_print_ir(shader->ir, NULL);
- printf("\n");
- printf("\n");
- fflush(stdout);
+ _mesa_print_ir(_mesa_get_log_file(), shader->ir, NULL);
+ _mesa_log("\n\n");
}
prog->Instructions = NULL;
prog->NumInstructions = 0;
- do_set_program_inouts(shader->ir, prog, shader->Type);
+ do_set_program_inouts(shader->ir, prog, shader->Stage);
+ shrink_array_declarations(v->input_arrays, v->num_input_arrays,
+ prog->InputsRead, prog->PatchInputsRead);
+ shrink_array_declarations(v->output_arrays, v->num_output_arrays,
+ prog->OutputsWritten, prog->PatchOutputsWritten);
count_resources(v, prog);
+ /* This must be done before the uniform storage is associated. */
+ if (shader->Type == GL_FRAGMENT_SHADER &&
+ prog->InputsRead & VARYING_BIT_POS){
+ static const gl_state_index wposTransformState[STATE_LENGTH] = {
+ STATE_INTERNAL, STATE_FB_WPOS_Y_TRANSFORM
+ };
+
+ v->wpos_transform_const = _mesa_add_state_reference(prog->Parameters,
+ wposTransformState);
+ }
+
_mesa_reference_program(ctx, &shader->Program, prog);
-
+
/* This has to be done last. Any operation the can cause
* prog->ParameterValues to get reallocated (e.g., anything that adds a
* program constant) has to happen before creating this linkage.
*/
_mesa_associate_uniform_storage(ctx, shader_program, prog->Parameters);
if (!shader_program->LinkStatus) {
+ free_glsl_to_tgsi_visitor(v);
return NULL;
}
struct st_vertex_program *stvp;
struct st_fragment_program *stfp;
struct st_geometry_program *stgp;
-
+ struct st_tessctrl_program *sttcp;
+ struct st_tesseval_program *sttep;
+
switch (shader->Type) {
case GL_VERTEX_SHADER:
stvp = (struct st_vertex_program *)prog;
case GL_GEOMETRY_SHADER:
stgp = (struct st_geometry_program *)prog;
stgp->glsl_to_tgsi = v;
- stgp->Base.InputType = shader_program->Geom.InputType;
- stgp->Base.OutputType = shader_program->Geom.OutputType;
- stgp->Base.VerticesOut = shader_program->Geom.VerticesOut;
+ break;
+ case GL_TESS_CONTROL_SHADER:
+ sttcp = (struct st_tessctrl_program *)prog;
+ sttcp->glsl_to_tgsi = v;
+ break;
+ case GL_TESS_EVALUATION_SHADER:
+ sttep = (struct st_tesseval_program *)prog;
+ sttep->glsl_to_tgsi = v;
break;
default:
assert(!"should not be reached");
extern "C" {
-struct gl_shader *
-st_new_shader(struct gl_context *ctx, GLuint name, GLuint type)
+static void
+st_dump_program_for_shader_db(struct gl_context *ctx,
+ struct gl_shader_program *prog)
{
- struct gl_shader *shader;
- assert(type == GL_FRAGMENT_SHADER || type == GL_VERTEX_SHADER ||
- type == GL_GEOMETRY_SHADER_ARB);
- shader = rzalloc(NULL, struct gl_shader);
- if (shader) {
- shader->Type = type;
- shader->Name = name;
- _mesa_init_shader(ctx, shader);
- }
- return shader;
-}
+ /* Dump only successfully compiled and linked shaders to the specified
+ * file. This is for shader-db.
+ *
+ * These options allow some pre-processing of shaders while dumping,
+ * because some apps have ill-formed shaders.
+ */
+ const char *dump_filename = os_get_option("ST_DUMP_SHADERS");
+ const char *insert_directives = os_get_option("ST_DUMP_INSERT");
-struct gl_shader_program *
-st_new_shader_program(struct gl_context *ctx, GLuint name)
-{
- struct gl_shader_program *shProg;
- shProg = rzalloc(NULL, struct gl_shader_program);
- if (shProg) {
- shProg->Name = name;
- _mesa_init_shader_program(ctx, shProg);
+ if (dump_filename && prog->Name != 0) {
+ FILE *f = fopen(dump_filename, "a");
+
+ if (f) {
+ for (unsigned i = 0; i < prog->NumShaders; i++) {
+ const struct gl_shader *sh = prog->Shaders[i];
+ const char *source;
+ bool skip_version = false;
+
+ if (!sh)
+ continue;
+
+ source = sh->Source;
+
+ /* This string mustn't be changed. shader-db uses it to find
+ * where the shader begins.
+ */
+ fprintf(f, "GLSL %s shader %d source for linked program %d:\n",
+ _mesa_shader_stage_to_string(sh->Stage),
+ i, prog->Name);
+
+ /* Dump the forced version if set. */
+ if (ctx->Const.ForceGLSLVersion) {
+ fprintf(f, "#version %i\n", ctx->Const.ForceGLSLVersion);
+ skip_version = true;
+ }
+
+ /* Insert directives (optional). */
+ if (insert_directives) {
+ if (!ctx->Const.ForceGLSLVersion && prog->Version)
+ fprintf(f, "#version %i\n", prog->Version);
+ fprintf(f, "%s\n", insert_directives);
+ skip_version = true;
+ }
+
+ if (skip_version && strncmp(source, "#version ", 9) == 0) {
+ const char *next_line = strstr(source, "\n");
+
+ if (next_line)
+ source = next_line + 1;
+ else
+ continue;
+ }
+
+ fprintf(f, "%s", source);
+ fprintf(f, "\n");
+ }
+ fclose(f);
+ }
}
- return shProg;
}
/**
* Link a shader.
* Called via ctx->Driver.LinkShader()
- * This actually involves converting GLSL IR into an intermediate TGSI-like IR
+ * This actually involves converting GLSL IR into an intermediate TGSI-like IR
* with code lowering and other optimizations.
*/
GLboolean
st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
{
+ struct pipe_screen *pscreen = ctx->st->pipe->screen;
assert(prog->LinkStatus);
- for (unsigned i = 0; i < MESA_SHADER_TYPES; i++) {
+ for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
if (prog->_LinkedShaders[i] == NULL)
continue;
bool progress;
exec_list *ir = prog->_LinkedShaders[i]->ir;
+ gl_shader_stage stage = _mesa_shader_enum_to_shader_stage(prog->_LinkedShaders[i]->Type);
const struct gl_shader_compiler_options *options =
- &ctx->ShaderCompilerOptions[_mesa_shader_type_to_index(prog->_LinkedShaders[i]->Type)];
+ &ctx->Const.ShaderCompilerOptions[stage];
+ unsigned ptarget = st_shader_stage_to_ptarget(stage);
+ bool have_dround = pscreen->get_shader_param(pscreen, ptarget,
+ PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED);
+ bool have_dfrexp = pscreen->get_shader_param(pscreen, ptarget,
+ PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED);
/* If there are forms of indirect addressing that the driver
* cannot handle, perform the lowering pass.
*/
if (options->EmitNoIndirectInput || options->EmitNoIndirectOutput ||
options->EmitNoIndirectTemp || options->EmitNoIndirectUniform) {
- lower_variable_index_to_cond_assign(ir,
+ lower_variable_index_to_cond_assign(prog->_LinkedShaders[i]->Stage, ir,
options->EmitNoIndirectInput,
options->EmitNoIndirectOutput,
options->EmitNoIndirectTemp,
LOWER_PACK_HALF_2x16 |
LOWER_UNPACK_HALF_2x16;
+ if (ctx->Extensions.ARB_gpu_shader5)
+ lower_inst |= LOWER_PACK_USE_BFI |
+ LOWER_PACK_USE_BFE;
+
lower_packing_builtins(ir, lower_inst);
}
+ if (!pscreen->get_param(pscreen, PIPE_CAP_TEXTURE_GATHER_OFFSETS))
+ lower_offset_arrays(ir);
do_mat_op_to_vec(ir);
lower_instructions(ir,
- MOD_TO_FRACT |
+ MOD_TO_FLOOR |
DIV_TO_MUL_RCP |
EXP_TO_EXP2 |
LOG_TO_LOG2 |
+ LDEXP_TO_ARITH |
+ (have_dfrexp ? 0 : DFREXP_DLDEXP_TO_ARITH) |
+ CARRY_TO_ARITH |
+ BORROW_TO_ARITH |
+ (have_dround ? 0 : DOPS_TO_DFRAC) |
(options->EmitNoPow ? POW_TO_EXP2 : 0) |
- (!ctx->Const.NativeIntegers ? INT_DIV_TO_MUL_RCP : 0));
+ (!ctx->Const.NativeIntegers ? INT_DIV_TO_MUL_RCP : 0) |
+ (options->EmitNoSat ? SAT_TO_CLAMP : 0));
- lower_ubo_reference(prog->_LinkedShaders[i], ir);
do_vec_index_to_cond_assign(ir);
lower_vector_insert(ir, true);
lower_quadop_vector(ir, false);
progress = do_lower_jumps(ir, true, true, options->EmitNoMainReturn, options->EmitNoCont, options->EmitNoLoops) || progress;
- progress = do_common_optimization(ir, true, true,
- options->MaxUnrollIterations, options)
- || progress;
+ progress = do_common_optimization(ir, true, true, options,
+ ctx->Const.NativeIntegers)
+ || progress;
progress = lower_if_to_cond_assign(ir, options->MaxIfDepth) || progress;
validate_ir_tree(ir);
}
- for (unsigned i = 0; i < MESA_SHADER_TYPES; i++) {
+ for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
struct gl_program *linked_prog;
if (prog->_LinkedShaders[i] == NULL)
linked_prog = get_mesa_program(ctx, prog, prog->_LinkedShaders[i]);
if (linked_prog) {
- _mesa_reference_program(ctx, &prog->_LinkedShaders[i]->Program,
- linked_prog);
+ _mesa_reference_program(ctx, &prog->_LinkedShaders[i]->Program,
+ linked_prog);
if (!ctx->Driver.ProgramStringNotify(ctx,
- _mesa_program_index_to_target(i),
+ _mesa_shader_stage_to_program(i),
linked_prog)) {
- _mesa_reference_program(ctx, &prog->_LinkedShaders[i]->Program,
- NULL);
+ _mesa_reference_program(ctx, &prog->_LinkedShaders[i]->Program,
+ NULL);
_mesa_reference_program(ctx, &linked_prog, NULL);
return GL_FALSE;
}
_mesa_reference_program(ctx, &linked_prog, NULL);
}
+ st_dump_program_for_shader_db(ctx, prog);
return GL_TRUE;
}
so->output[i].num_components = info->Outputs[i].NumComponents;
so->output[i].output_buffer = info->Outputs[i].OutputBuffer;
so->output[i].dst_offset = info->Outputs[i].DstOffset;
+ so->output[i].stream = info->Outputs[i].StreamId;
}
for (i = 0; i < PIPE_MAX_SO_BUFFERS; i++) {